using System;
using System.IO;
using System.Runtime.InteropServices;

namespace CHCNetSDK
{
	/// <summary>
	/// fixed a mistake
	/// </summary>
	public class CHCNetSDK:CHCNet
	{

	}

	/// <summary>
	/// CHCNetSDK 的摘要说明。
	/// </summary>
	public class CHCNet
	{
		[DllImport("kernel32")]
		private static extern IntPtr LoadLibraryA([MarshalAs(UnmanagedType.LPStr)] string fileName);
		/// <summary>
		/// 
		/// </summary>
		public static void SDKInit()
		{
			//File.WriteAllText(@"E:\2.TXT",$"123");
			var runpath=Path.GetDirectoryName(typeof(CHCNet).Assembly.Location);
			var basepath = $"{ runpath }/runtimes/win-{(Environment.Is64BitProcess ? "x64" : "x86")}/native/";//获取应用程序所在目录（绝对，不受工作目录影响，建议采用此方法获取路径）
			if (!Directory.Exists(basepath)) basepath = Path.GetDirectoryName(typeof(CHCNet).Assembly.Location);
			if(File.Exists($"{basepath}/hlog.dll"))
			{
				try
				{
					File.Copy($"{basepath}/hlog.dll",$"{runpath}/hlog.dll");
				}catch
				{}
			}
			//File.WriteAllText("E://1.TXT",$"{basepath}/HCCore.dll");
			//为了实现x64和x86共兼容,此处必须手动加载dll
			LoadLibraryA($"{basepath}/AnalyzeData.dll");
			LoadLibraryA($"{basepath}/AudioIntercom.dll");
			LoadLibraryA($"{basepath}/AudioRender.dll");
			LoadLibraryA($"{basepath}/EagleEyeRender.dll");
			LoadLibraryA($"{basepath}/HCAlarm.dll");
			LoadLibraryA($"{basepath}/HCCore.dll");
			LoadLibraryA($"{basepath}/HCCoreDevCfg.dll");
			LoadLibraryA($"{basepath}/HCDisplay.dll");
			LoadLibraryA($"{basepath}/HCGeneralCfgMgr.dll");
			LoadLibraryA($"{basepath}/HCIndustry.dll");
			LoadLibraryA($"{basepath}/HCNetSDK.dll");
			LoadLibraryA($"{basepath}/HCPlayBack.dll");
			LoadLibraryA($"{basepath}/HCPreview.dll");
			LoadLibraryA($"{basepath}/HCVoiceTalk.dll");
			LoadLibraryA($"{runpath}/hlog.dll");
			LoadLibraryA($"{basepath}/hpr.dll");
			LoadLibraryA($"{basepath}/HXVA.dll");
			LoadLibraryA($"{basepath}/libeay32.dll");
			LoadLibraryA($"{basepath}/libiconv2.dll");
			LoadLibraryA($"{basepath}/libmmd.dll");
			LoadLibraryA($"{basepath}/MP_Render.dll");
			LoadLibraryA($"{basepath}/NPQos.dll");
			LoadLibraryA($"{basepath}/OpenAL32.dll");
			LoadLibraryA($"{basepath}/PlayCtrl.dll");
			LoadLibraryA($"{basepath}/ssleay32.dll");
			LoadLibraryA($"{basepath}/StreamTransClient.dll");
			LoadLibraryA($"{basepath}/SuperRender.dll");
			LoadLibraryA($"{basepath}/SystemTransform.dll");
			LoadLibraryA($"{basepath}/YUVProcess.dll");
			//Console.WriteLine("123");
		}
		static CHCNet()
		{
			SDKInit();
		}

		//SDK类型

		/// <summary>
		/// 播放库
		/// </summary>
		public const int SDK_PLAYMPEG4 = 1;
		/// <summary>
		/// 网络库
		/// </summary>
		public const int SDK_HCNETSDK = 2;
		/// <summary>
		/// 用户名长度
		/// </summary>
		public const int NAME_LEN = 32;
		/// <summary>
		/// 密码长度
		/// </summary>
		public const int PASSWD_LEN = 16;
		/// <summary>
		/// GUID长度
		/// </summary>
		public const int GUID_LEN = 16;
		/// <summary>
		/// 设备类型名称长度
		/// </summary>
		public const int DEV_TYPE_NAME_LEN = 24;
		/// <summary>
		/// DVR本地登陆名
		/// </summary>
		public const int MAX_NAMELEN = 16;
		/// <summary>
		/// 设备支持的权限（1-12表示本地权限，13-32表示远程权限）
		/// </summary>
		public const int MAX_RIGHT = 32;
		/// <summary>
		/// 序列号长度
		/// </summary>
		public const int SERIALNO_LEN = 48;
		/// <summary>
		/// mac地址长度
		/// </summary>
		public const int MACADDR_LEN = 6;
		/// <summary>
		/// 设备可配以太网络
		/// </summary>
		public const int MAX_ETHERNET = 2;
		/// <summary>
		/// 设备可配最大网卡数目
		/// </summary>
		public const int MAX_NETWORK_CARD = 4;
		/// <summary>
		/// 路径长度
		/// </summary>
		public const int PATHNAME_LEN = 128;
		/// <summary>
		/// 号码最大长度
		/// </summary>
		public const int MAX_NUMBER_LEN = 32;
		/// <summary>
		/// 设备名称最大长度
		/// </summary>
		public const int MAX_NAME_LEN = 128;
		/// <summary>
		/// 9000设备最大时间段数
		/// </summary>
		public const int MAX_TIMESEGMENT_V30 = 8;
		/// <summary>
		/// 8000设备最大时间段数
		/// </summary>
		public const int MAX_TIMESEGMENT = 4;
		/// <summary>
		/// 抓拍机红外滤光片预置点数
		/// </summary>
		public const int MAX_ICR_NUM = 8;
		/// <summary>
		/// 8000设备最大遮挡区域数
		/// </summary>
		public const int MAX_SHELTERNUM = 4;
		/// <summary>
		/// pppoe拨号号码最大长度
		/// </summary>
		public const int PHONENUMBER_LEN = 32;
		/// <summary>
		/// 8000设备最大硬盘数
		/// </summary>

		public const int MAX_DISKNUM = 16;
		/// <summary>
		/// 1.2版本之前版本
		/// </summary>
		public const int MAX_DISKNUM_V10 = 8;
		/// <summary>
		/// 9000设备本地显示最大播放窗口数
		/// </summary>
		public const int MAX_WINDOW_V30 = 32;
		/// <summary>
		/// 8000设备最大硬盘数
		/// </summary>
		public const int MAX_WINDOW = 16;
		/// <summary>
		/// 9000设备最大可接VGA数
		/// </summary>
		public const int MAX_VGA_V30 = 4;
		/// <summary>
		/// 8000设备最大可接VGA数
		/// </summary>
		public const int MAX_VGA = 1;
		/// <summary>
		/// 9000设备最大用户数
		/// </summary>
		public const int MAX_USERNUM_V30 = 32;
		/// <summary>
		/// 8000设备最大用户数
		/// </summary>
		public const int MAX_USERNUM = 16;
		/// <summary>
		/// 9000设备最大异常处理数
		/// </summary>
		public const int MAX_EXCEPTIONNUM_V30 = 32;
		/// <summary>
		/// 8000设备最大异常处理数
		/// </summary>
		public const int MAX_EXCEPTIONNUM = 16;
		/// <summary>
		/// 8000设备单通道最大视频流连接数
		/// </summary>
		public const int MAX_LINK = 6;
		/// <summary>
		/// 抓拍机最大报警输出
		/// </summary>
		public const int MAX_ITC_EXCEPTIONOUT = 32;
		/// <summary>
		/// 单路解码器每个解码通道最大可循环解码数
		/// </summary>
		public const int MAX_DECPOOLNUM = 4;
		/// <summary>
		/// 单路解码器的最大解码通道数（实际只有一个，其他三个保留）
		/// </summary>
		public const int MAX_DECNUM = 4;
		/// <summary>
		/// 单路解码器可配置最大透明通道数
		/// </summary>
		public const int MAX_TRANSPARENTNUM = 2;
		/// <summary>
		/// 单路解码器最大轮循通道数
		/// </summary>
		public const int MAX_CYCLE_CHAN = 16;
		/// <summary>
		/// 最大轮询通道数（扩展）
		/// </summary>
		public const int MAX_CYCLE_CHAN_V30 = 64;
		/// <summary>
		/// 最大目录长度
		/// </summary>
		public const int MAX_DIRNAME_LENGTH = 80;
		/// <summary>
		/// 9000设备最大OSD字符行数数
		/// </summary>
		public const int MAX_STRINGNUM_V30 = 8;
		/// <summary>
		/// 8000设备最大OSD字符行数数
		/// </summary>
		public const int MAX_STRINGNUM = 4;
		/// <summary>
		/// 8000定制扩展
		/// </summary>
		public const int MAX_STRINGNUM_EX = 8;
		/// <summary>
		/// 9000设备最大辅助输出数
		/// </summary>
		public const int MAX_AUXOUT_V30 = 16;
		/// <summary>
		/// 8000设备最大辅助输出数
		/// </summary>
		public const int MAX_AUXOUT = 4;
		/// <summary>
		/// 9000设备最大硬盘组数
		/// </summary>
		public const int MAX_HD_GROUP = 16;
		/// <summary>
		/// 8000设备最大NFS硬盘数
		/// </summary>
		public const int MAX_NFS_DISK = 8;
		/// <summary>
		/// WIFI的SSID号长度
		/// </summary>
		public const int IW_ESSID_MAX_SIZE = 32;
		/// <summary>
		/// WIFI密锁最大字节数
		/// </summary>
		public const int IW_ENCODING_TOKEN_MAX = 32;
		/// <summary>
		/// 
		/// </summary>
		public const int WIFI_WEP_MAX_KEY_COUNT = 4;
		/// <summary>
		/// 
		/// </summary>
		public const int WIFI_WEP_MAX_KEY_LENGTH = 33;
		/// <summary>
		/// 
		/// </summary>
		public const int WIFI_WPA_PSK_MAX_KEY_LENGTH = 63;
		/// <summary>
		/// 
		/// </summary>
		public const int WIFI_WPA_PSK_MIN_KEY_LENGTH = 8;
		/// <summary>
		/// 
		/// </summary>
		public const int WIFI_MAX_AP_COUNT = 20;
		/// <summary>
		/// 最多支持的透明通道路数
		/// </summary>
		public const int MAX_SERIAL_NUM = 64;
		/// <summary>
		/// 9000设备最大可配ddns数
		/// </summary>
		public const int MAX_DDNS_NUMS = 10;
		/// <summary>
		/// 最大email地址长度
		/// </summary>
		public const int MAX_EMAIL_ADDR_LEN = 48;
		/// <summary>
		/// 最大email密码长度
		/// </summary>
		public const int MAX_EMAIL_PWD_LEN = 32;
		/// <summary>
		/// 回放时的最大百分率
		/// </summary>
		public const int MAXPROGRESS = 100;
		/// <summary>
		/// 8000设备支持的串口数 1-232， 2-485
		/// </summary>
		public const int MAX_SERIALNUM = 2;
		/// <summary>
		/// 卡号长度
		/// </summary>
		public const int CARDNUM_LEN = 20;
		/// <summary>
		/// 外部结构体卡号长度
		/// </summary>
		public const int CARDNUM_LEN_OUT = 32;
		/// <summary>
		/// 9000设备的视频输出数
		/// </summary>
		public const int MAX_VIDEOOUT_V30 = 4;
		/// <summary>
		/// 8000设备的视频输出数
		/// </summary>
		public const int MAX_VIDEOOUT = 2;
		/// <summary>
		/// 9000设备支持的云台预置点数
		/// </summary>
		public const int MAX_PRESET_V30 = 256;
		/// <summary>
		/// 9000设备支持的云台轨迹数
		/// </summary>
		public const int MAX_TRACK_V30 = 256;
		/// <summary>
		/// 9000设备支持的云台巡航数
		/// </summary>
		public const int MAX_CRUISE_V30 = 256;
		/// <summary>
		/// 8000设备支持的云台预置点数 
		/// </summary>
		public const int MAX_PRESET = 128;
		/// <summary>
		/// 8000设备支持的云台轨迹数
		/// </summary>
		public const int MAX_TRACK = 128;
		/// <summary>
		/// 8000设备支持的云台巡航数 
		/// </summary>
		public const int MAX_CRUISE = 128;

		/// <summary>
		/// 一条巡航最多的巡航点
		/// </summary>
		public const int CRUISE_MAX_PRESET_NUMS = 32;

		/// <summary>
		/// 9000设备支持232串口数
		/// </summary>
		public const int MAX_SERIAL_PORT = 8;
		/// <summary>
		/// 设备支持最大预览模式数目 1画面,4画面,9画面,16画面
		/// </summary>
		public const int MAX_PREVIEW_MODE = 8;
		/// <summary>
		/// 最大模拟矩阵输出个数 
		/// </summary>
		public const int MAX_MATRIXOUT = 16;
		/// <summary>
		/// 日志附加信息 
		/// </summary>
		public const int LOG_INFO_LEN = 11840;
		/// <summary>
		/// 云台描述字符串长度 
		/// </summary>
		public const int DESC_LEN = 16;
		/// <summary>
		/// 9000最大支持的云台协议数 
		/// </summary>
		public const int PTZ_PROTOCOL_NUM = 200;
		/// <summary>
		/// 8000语音对讲通道数
		/// </summary>
		public const int MAX_AUDIO = 1;
		/// <summary>
		/// 9000语音对讲通道数
		/// </summary>
		public const int MAX_AUDIO_V30 = 2;
		/// <summary>
		/// 8000设备最大通道数
		/// </summary>
		public const int MAX_CHANNUM = 16;
		/// <summary>
		/// 8000设备最大报警输入数
		/// </summary>
		public const int MAX_ALARMIN = 16;
		/// <summary>
		/// 8000设备最大报警输出数
		/// </summary>
		public const int MAX_ALARMOUT = 4;

		//9000 IPC接入

		/// <summary>
		/// 最大32个模拟通道
		/// </summary>
		public const int MAX_ANALOG_CHANNUM = 32;
		/// <summary>
		/// 最大32路模拟报警输出 
		/// </summary>
		public const int MAX_ANALOG_ALARMOUT = 32;
		/// <summary>
		/// 最大32路模拟报警输入
		/// </summary>
		public const int MAX_ANALOG_ALARMIN = 32;

		/// <summary>
		/// 允许接入的最大IP设备数
		/// </summary>
		public const int MAX_IP_DEVICE = 32;
		/// <summary>
		/// 允许接入的最大IP设备数
		/// </summary>
		public const int MAX_IP_DEVICE_V40 = 64;
		/// <summary>
		/// 允许加入的最多IP通道数
		/// </summary>
		public const int MAX_IP_CHANNEL = 32;
		/// <summary>
		/// 允许加入的最多报警输入数
		/// </summary>
		public const int MAX_IP_ALARMIN = 128;
		/// <summary>
		/// 允许加入的最多报警输出数
		/// </summary>
		public const int MAX_IP_ALARMOUT = 64;
		/// <summary>
		/// 允许加入的最多报警输入数
		/// </summary>
		public const int MAX_IP_ALARMIN_V40 = 4096;
		/// <summary>
		/// 允许加入的最多报警输出数
		/// </summary>
		public const int MAX_IP_ALARMOUT_V40 = 4096;
		/// <summary>
		/// 每次删除或者刻录的最大文件数
		/// </summary>
		public const int MAX_RECORD_FILE_NUM = 20;

		//SDK_V31 ATM
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_ATM_NUM = 1;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_ACTION_TYPE = 12;
		/// <summary>
		/// 
		/// </summary>
		public const int ATM_FRAMETYPE_NUM = 4;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_ATM_PROTOCOL_NUM = 1025;
		/// <summary>
		/// 
		/// </summary>
		public const int ATM_PROTOCOL_SORT = 4;
		/// <summary>
		/// 
		/// </summary>
		public const int ATM_DESC_LEN = 32;
		// SDK_V31 ATM

		/* 最大支持的通道数 最大模拟加上最大IP支持 */
		/// <summary>
		/// 64
		/// </summary>
		public const int MAX_CHANNUM_V30 = MAX_ANALOG_CHANNUM + MAX_IP_CHANNEL;
		/// <summary>
		/// 96
		/// </summary>
		public const int MAX_ALARMOUT_V30 = MAX_ANALOG_ALARMOUT + MAX_IP_ALARMOUT;
		/// <summary>
		/// 160
		/// </summary>
		public const int MAX_ALARMIN_V30 = MAX_ANALOG_ALARMIN + MAX_IP_ALARMIN;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_CHANNUM_V40 = 512;
		/// <summary>
		/// 4128
		/// </summary>
		public const int MAX_ALARMOUT_V40 = MAX_IP_ALARMOUT_V40 + MAX_ANALOG_ALARMOUT;
		/// <summary>
		/// 4128
		/// </summary>
		public const int MAX_ALARMIN_V40 = MAX_IP_ALARMIN_V40 + MAX_ANALOG_ALARMOUT;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_MULTI_AREA_NUM = 24;
		/// <summary>
		/// 最大照片数
		/// </summary>
		public const int MAX_HUMAN_PICTURE_NUM = 10;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_HUMAN_BIRTHDATE_LEN = 10;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_LAYERNUMS = 32;
		/// <summary>
		/// 支持的ROI区域数
		/// </summary>
		public const int MAX_ROIDETECT_NUM = 8;
		/// <summary>
		/// 最大车牌识别区域数
		/// </summary>
		public const int MAX_LANERECT_NUM = 5;
		/// <summary>
		/// 最大布防个数
		/// </summary>
		public const int MAX_FORTIFY_NUM = 10;
		/// <summary>
		/// 最大时间间隔个数
		/// </summary>
		public const int MAX_INTERVAL_NUM = 4;
		/// <summary>
		/// 最大车辆省份简称字符个数
		/// </summary>
		public const int MAX_CHJC_NUM = 3;
		/// <summary>
		/// 最大虚拟线圈个数
		/// </summary>
		public const int MAX_VL_NUM = 5;
		/// <summary>
		/// 最大车道数
		/// </summary>
		public const int MAX_DRIVECHAN_NUM = 16;
		/// <summary>
		/// 最大线圈个数
		/// </summary>
		public const int MAX_COIL_NUM = 3;
		/// <summary>
		/// 最大信号灯个数
		/// </summary>
		public const int MAX_SIGNALLIGHT_NUM = 6;
		/// <summary>
		/// 
		/// </summary>
		public const int LEN_32 = 32;
		/// <summary>
		/// 
		/// </summary>
		public const int LEN_31 = 31;
		/// <summary>
		/// 最大支持机柜数量
		/// </summary>
		public const int MAX_CABINET_COUNT = 8;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_ID_LEN = 48;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_PARKNO_LEN = 16;
		/// <summary>
		/// 
		/// </summary>
		public const int MAX_ALARMREASON_LEN = 32;
		/// <summary>
		/// 获取升级文件匹配信息(模糊升级)
		/// </summary>
		public const int MAX_UPGRADE_INFO_LEN = 48;
		/// <summary>
		/// 自定义目录长度
		/// </summary>
		public const int MAX_CUSTOMDIR_LEN = 32;
		/// <summary>
		/// 每个串口允许建立的最大透明通道数
		/// </summary>

		public const int MAX_TRANSPARENT_CHAN_NUM = 4;
		/// <summary>
		/// 每个监听端口允许接入的最大主机数
		/// </summary>
		public const int MAX_TRANSPARENT_ACCESS_NUM = 4;

		//ITS
		/// <summary>
		/// 车位状态 0代表无车，1代表有车，2代表压线(优先级最高), 3特殊车位 
		/// </summary>
		public const int MAX_PARKING_STATUS = 8;
		/// <summary>
		/// 一个通道最大4个车位 (从左到右车位 数组0～3)
		/// </summary>
		public const int MAX_PARKING_NUM = 4;

		/// <summary>
		/// 最大场景数量
		/// </summary>
		public const int MAX_ITS_SCENE_NUM = 16;
		/// <summary>
		/// 最大场景时间段数量
		/// </summary>
		public const int MAX_SCENE_TIMESEG_NUM = 16;
		/// <summary>
		/// 最大IP通道数
		/// </summary>
		public const int MAX_IVMS_IP_CHANNEL = 128;
		/// <summary>
		/// 设备编号长度
		/// </summary>
		public const int DEVICE_ID_LEN = 48;
		/// <summary>
		/// 监测点编号长度
		/// </summary>
		public const int MONITORSITE_ID_LEN = 48;
		/// <summary>
		/// 辅助区域最大数目
		/// </summary>
		public const int MAX_AUXAREA_NUM = 16;
		/// <summary>
		/// 最大从通道数量
		/// </summary>
		public const int MAX_SLAVE_CHANNEL_NUM = 16;
		/// <summary>
		/// 
		/// </summary>

		public const int MAX_SCH_TASKS_NUM = 10;
		/// <summary>
		/// 最大服务器ID的长度
		/// </summary>
		public const int MAX_SERVERID_LEN = 64;
		/// <summary>
		/// 服务器域名最大长度
		/// </summary>
		public const int MAX_SERVERDOMAIN_LEN = 128;
		/// <summary>
		/// 认证ID最大长度
		/// </summary>
		public const int MAX_AUTHENTICATEID_LEN = 64;
		/// <summary>
		/// 认证密码最大长度
		/// </summary>
		public const int MAX_AUTHENTICATEPASSWD_LEN = 32;
		/// <summary>
		/// 最大服务器用户名
		/// </summary>
		public const int MAX_SERVERNAME_LEN = 64;
		/// <summary>
		/// 编码ID的最大长度
		/// </summary>
		public const int MAX_COMPRESSIONID_LEN = 64;
		/// <summary>
		/// SIP服务器地址支持域名和IP地址
		/// </summary>
		public const int MAX_SIPSERVER_ADDRESS_LEN = 128;

		//压线报警
		/// <summary>
		/// 车牌号码最大长度 2013-09-27
		/// </summary>
		public const int MAX_PlATE_NO_LEN = 32;
		/// <summary>
		/// upnp端口映射端口数目
		/// </summary>
		public const int UPNP_PORT_NUM = 12;

		/// <summary>
		/// SOCKS最大本地网段个数
		/// </summary>
		public const int MAX_LOCAL_ADDR_LEN = 96;
		/// <summary>
		/// 国家简写名称长度
		/// </summary>
		public const int MAX_COUNTRY_NAME_LEN = 4;
		/// <summary>
		/// 热成像报警规则数
		/// </summary>
		public const int THERMOMETRY_ALARMRULE_NUM = 40;
		/// <summary>
		/// 门禁卡号长度
		/// </summary>
		public const int ACS_CARD_NO_LEN = 32;
		/// <summary>
		/// 最大身份证号长度
		/// </summary>
		public const int MAX_ID_NUM_LEN = 32;
		/// <summary>
		/// 最大姓名长度
		/// </summary>
		public const int MAX_ID_NAME_LEN = 128;
		/// <summary>
		/// 最大住址长度
		/// </summary>
		public const int MAX_ID_ADDR_LEN = 280;
		/// <summary>
		/// 最大签发机关长度
		/// </summary>
		public const int MAX_ID_ISSUING_AUTHORITY_LEN = 128;
		/// <summary>
		/// 卡权限最大计划个数
		/// </summary>
		public const int MAX_CARD_RIGHT_PLAN_NUM = 4;
		/// <summary>
		/// 最大群组数
		/// </summary>
		public const int MAX_GROUP_NUM_128 = 128;
		/// <summary>
		/// 最大读卡器数
		/// </summary>
		public const int MAX_CARD_READER_NUM = 64;
		/// <summary>
		/// 最大后续读卡器数
		/// </summary>
		public const int MAX_SNEAK_PATH_NODE = 8;
		/// <summary>
		/// 最大多门互锁组数
		/// </summary>
		public const int MAX_MULTI_DOOR_INTERLOCK_GROUP = 8;
		/// <summary>
		/// 一个多门互锁组中最大互锁门数
		/// </summary>
		public const int MAX_INTER_LOCK_DOOR_NUM = 8;
		/// <summary>
		/// 最大case sensor触发器数
		/// </summary>
		public const int MAX_CASE_SENSOR_NUM = 8;
		/// <summary>
		/// 最大门数
		/// </summary>
		public const int MAX_DOOR_NUM_256 = 256;
		/// <summary>
		/// 最大刷卡循序路径
		/// </summary>
		public const int MAX_READER_ROUTE_NUM = 16;
		/// <summary>
		/// 最大指纹个数
		/// </summary>
		public const int MAX_FINGER_PRINT_NUM = 10;
		/// <summary>
		/// 最大读卡器数
		/// </summary>
		public const int MAX_CARD_READER_NUM_512 = 512;
		/// <summary>
		/// 单门最大多重卡组数
		/// </summary>
		public const int NET_SDK_MULTI_CARD_GROUP_NUM_20 = 20;
		/// <summary>
		/// 卡密码长度
		/// </summary>
		public const int CARD_PASSWORD_LEN = 8;
		/// <summary>
		/// 房间代码长度
		/// </summary>
		public const int MAX_DOOR_CODE_LEN = 8;
		/// <summary>
		/// 锁代码长度
		/// </summary>
		public const int MAX_LOCK_CODE_LEN = 8;
		/// <summary>
		/// 公告编号最大长度
		/// </summary>
		public const int MAX_NOTICE_NUMBER_LEN = 32;
		/// <summary>
		/// 公告主题最大长度
		/// </summary>
		public const int MAX_NOTICE_THEME_LEN = 64;
		/// <summary>
		/// 公告详情最大长度
		/// </summary>
		public const int MAX_NOTICE_DETAIL_LEN = 1024;
		/// <summary>
		/// 公告信息最大图片数量
		/// </summary>
		public const int MAX_NOTICE_PIC_NUM = 6;
		/// <summary>
		/// 设备编号最大长度
		/// </summary>
		public const int MAX_DEV_NUMBER_LEN = 32;
		/// <summary>
		/// 锁名称
		/// </summary>
		public const int LOCK_NAME_LEN = 32;
		/// <summary>
		/// 工号长度
		/// </summary>
		public const int NET_SDK_EMPLOYEE_NO_LEN = 32;
		/// <summary>
		/// 检测区域最多支持10个点的多边形
		/// </summary>
		public const int VCA_MAX_POLYGON_POINT_NUM = 10;
		/// <summary>
		/// 最多规则条数
		/// </summary>
		public const int MAX_RULE_NUM = 8;
		/// <summary>
		/// 最多目标个数
		/// </summary>
		public const int MAX_TARGET_NUM = 30;
		/// <summary>
		/// 最大标定点个数
		/// </summary>
		public const int MAX_CALIB_PT = 6;
		/// <summary>
		/// 最小标定点个数
		/// </summary>
		public const int MIN_CALIB_PT = 4;
		/// <summary>
		/// 最大时间段数
		/// </summary>
		public const int MAX_TIMESEGMENT_2 = 2;
		/// <summary>
		/// 车牌号最大长度
		/// </summary>
		public const int MAX_LICENSE_LEN = 16;
		/// <summary>
		/// 车牌个数
		/// </summary>
		public const int MAX_PLATE_NUM = 3;
		/// <summary>
		/// 最多四个屏蔽区域
		/// </summary>
		public const int MAX_MASK_REGION_NUM = 4;
		/// <summary>
		/// 摄像机标定最大样本线数目
		/// </summary>
		public const int MAX_SEGMENT_NUM = 6;
		/// <summary>
		/// 摄像机标定最小样本线数目
		/// </summary>
		public const int MIN_SEGMENT_NUM = 3;
		/// <summary>
		/// 车牌附加信息最大字符
		/// </summary>
		public const int MAX_CATEGORY_LEN = 8;
		/// <summary>
		/// 泊车位编号
		/// </summary>
		public const int SERIAL_NO_LEN = 16;

		//码流连接方式
		/// <summary>
		/// 
		/// </summary>
		public const int NORMALCONNECT = 1;
		/// <summary>
		/// 
		/// </summary>
		public const int MEDIACONNECT = 2;

		#region 设备型号(大类)
		/// <summary>
		/// 
		/// </summary>
		public const int HCDVR = 1;
		/// <summary>
		/// 
		/// </summary>
		public const int MEDVR = 2;
		/// <summary>
		/// 
		/// </summary>
		public const int PCDVR = 3;
		/// <summary>
		/// 
		/// </summary>
		public const int HC_9000 = 4;
		/// <summary>
		/// 
		/// </summary>
		public const int HF_I = 5;
		/// <summary>
		/// 
		/// </summary>
		public const int PCNVR = 6;
		/// <summary>
		/// 
		/// </summary>
		public const int HC_76NVR = 8;
		#endregion
		//NVR类型
		/// <summary>
		/// 
		/// </summary>
		public const int DS8000HC_NVR = 0;
		/// <summary>
		/// 
		/// </summary>
		public const int DS9000HC_NVR = 1;
		/// <summary>
		/// 
		/// </summary>
		public const int DS8000ME_NVR = 2;

		#region 全局错误码
		/// <summary>
		/// 没有错误
		/// </summary>
		public const int NET_DVR_NOERROR = 0;
		/// <summary>
		/// 用户名密码错误
		/// </summary>
		public const int NET_DVR_PASSWORD_ERROR = 1;
		/// <summary>
		/// 权限不足
		/// </summary>
		public const int NET_DVR_NOENOUGHPRI = 2;
		/// <summary>
		/// 没有初始化
		/// </summary>
		public const int NET_DVR_NOINIT = 3;
		/// <summary>
		/// 通道号错误
		/// </summary>
		public const int NET_DVR_CHANNEL_ERROR = 4;
		/// <summary>
		/// 连接到DVR的客户端个数超过最大
		/// </summary>
		public const int NET_DVR_OVER_MAXLINK = 5;
		/// <summary>
		/// 版本不匹配
		/// </summary>
		public const int NET_DVR_VERSIONNOMATCH = 6;
		/// <summary>
		/// 连接服务器失败
		/// </summary>
		public const int NET_DVR_NETWORK_FAIL_CONNECT = 7;
		/// <summary>
		/// 向服务器发送失败
		/// </summary>
		public const int NET_DVR_NETWORK_SEND_ERROR = 8;
		/// <summary>
		/// 从服务器接收数据失败
		/// </summary>
		public const int NET_DVR_NETWORK_RECV_ERROR = 9;
		/// <summary>
		/// 从服务器接收数据超时
		/// </summary>
		public const int NET_DVR_NETWORK_RECV_TIMEOUT = 10;
		/// <summary>
		/// 传送的数据有误
		/// </summary>
		public const int NET_DVR_NETWORK_ERRORDATA = 11;
		/// <summary>
		/// 调用次序错误
		/// </summary>
		public const int NET_DVR_ORDER_ERROR = 12;
		/// <summary>
		/// 无此权限
		/// </summary>
		public const int NET_DVR_OPERNOPERMIT = 13;
		/// <summary>
		/// DVR命令执行超时
		/// </summary>
		public const int NET_DVR_COMMANDTIMEOUT = 14;
		/// <summary>
		/// 串口号错误
		/// </summary>
		public const int NET_DVR_ERRORSERIALPORT = 15;
		/// <summary>
		/// 报警端口错误
		/// </summary>
		public const int NET_DVR_ERRORALARMPORT = 16;
		/// <summary>
		/// 参数错误
		/// </summary>
		public const int NET_DVR_PARAMETER_ERROR = 17;
		/// <summary>
		/// 服务器通道处于错误状态
		/// </summary>
		public const int NET_DVR_CHAN_EXCEPTION = 18;
		/// <summary>
		/// 没有硬盘
		/// </summary>
		public const int NET_DVR_NODISK = 19;
		/// <summary>
		/// 硬盘号错误
		/// </summary>
		public const int NET_DVR_ERRORDISKNUM = 20;
		/// <summary>
		/// 服务器硬盘满
		/// </summary>
		public const int NET_DVR_DISK_FULL = 21;
		/// <summary>
		/// 服务器硬盘出错
		/// </summary>
		public const int NET_DVR_DISK_ERROR = 22;
		/// <summary>
		/// 服务器不支持
		/// </summary>
		public const int NET_DVR_NOSUPPORT = 23;
		/// <summary>
		/// 服务器忙
		/// </summary>
		public const int NET_DVR_BUSY = 24;
		/// <summary>
		/// 服务器修改不成功
		/// </summary>
		public const int NET_DVR_MODIFY_FAIL = 25;
		/// <summary>
		/// 密码输入格式不正确
		/// </summary>
		public const int NET_DVR_PASSWORD_FORMAT_ERROR = 26;
		/// <summary>
		/// 硬盘正在格式化，不能启动操作
		/// </summary>
		public const int NET_DVR_DISK_FORMATING = 27;
		/// <summary>
		/// DVR资源不足
		/// </summary>
		public const int NET_DVR_DVRNORESOURCE = 28;
		/// <summary>
		/// DVR操作失败
		/// </summary>
		public const int NET_DVR_DVROPRATEFAILED = 29;
		/// <summary>
		/// 打开PC声音失败
		/// </summary>
		public const int NET_DVR_OPENHOSTSOUND_FAIL = 30;
		/// <summary>
		/// 服务器语音对讲被占用
		/// </summary>
		public const int NET_DVR_DVRVOICEOPENED = 31;
		/// <summary>
		/// 时间输入不正确
		/// </summary>
		public const int NET_DVR_TIMEINPUTERROR = 32;
		/// <summary>
		/// 回放时服务器没有指定的文件
		/// </summary>
		public const int NET_DVR_NOSPECFILE = 33;
		/// <summary>
		/// 创建文件出错
		/// </summary>
		public const int NET_DVR_CREATEFILE_ERROR = 34;
		/// <summary>
		/// 打开文件出错
		/// </summary>
		public const int NET_DVR_FILEOPENFAIL = 35;
		public const int NET_DVR_OPERNOTFINISH = 36; //上次的操作还没有完成
		public const int NET_DVR_GETPLAYTIMEFAIL = 37;//获取当前播放的时间出错
		public const int NET_DVR_PLAYFAIL = 38;//播放出错
		public const int NET_DVR_FILEFORMAT_ERROR = 39;//文件格式不正确
		public const int NET_DVR_DIR_ERROR = 40;//路径错误
		public const int NET_DVR_ALLOC_RESOURCE_ERROR = 41;//资源分配错误
		public const int NET_DVR_AUDIO_MODE_ERROR = 42;//声卡模式错误
		public const int NET_DVR_NOENOUGH_BUF = 43;//缓冲区太小
		public const int NET_DVR_CREATESOCKET_ERROR = 44;//创建SOCKET出错
		public const int NET_DVR_SETSOCKET_ERROR = 45;//设置SOCKET出错
		/// <summary>
		/// 个数达到最大
		/// </summary>
		public const int NET_DVR_MAX_NUM = 46;
		/// <summary>
		/// 用户不存在
		/// </summary>
		public const int NET_DVR_USERNOTEXIST = 47;
		/// <summary>
		/// 写FLASH出错
		/// </summary>
		public const int NET_DVR_WRITEFLASHERROR = 48;
		/// <summary>
		/// DVR升级失败
		/// </summary>
		public const int NET_DVR_UPGRADEFAIL = 49;
		/// <summary>
		/// 解码卡已经初始化过
		/// </summary>
		public const int NET_DVR_CARDHAVEINIT = 50;
		/// <summary>
		/// 调用播放库中某个函数失败
		/// </summary>
		public const int NET_DVR_PLAYERFAILED = 51;
		/// <summary>
		/// 设备端用户数达到最大
		/// </summary>
		public const int NET_DVR_MAX_USERNUM = 52;
		/// <summary>
		/// 获得客户端的IP地址或物理地址失败
		/// </summary>
		public const int NET_DVR_GETLOCALIPANDMACFAIL = 53;
		/// <summary>
		/// 该通道没有编码
		/// </summary>
		public const int NET_DVR_NOENCODEING = 54;
		/// <summary>
		/// IP地址不匹配
		/// </summary>
		public const int NET_DVR_IPMISMATCH = 55;
		/// <summary>
		/// MAC地址不匹配
		/// </summary>
		public const int NET_DVR_MACMISMATCH = 56;
		/// <summary>
		/// 升级文件语言不匹配
		/// </summary>
		public const int NET_DVR_UPGRADELANGMISMATCH = 57;
		/// <summary>
		/// 播放器路数达到最大
		/// </summary>
		public const int NET_DVR_MAX_PLAYERPORT = 58;
		/// <summary>
		/// 备份设备中没有足够空间进行备份
		/// </summary>
		public const int NET_DVR_NOSPACEBACKUP = 59;
		/// <summary>
		/// 没有找到指定的备份设备
		/// </summary>
		public const int NET_DVR_NODEVICEBACKUP = 60;
		/// <summary>
		/// 图像素位数不符，限24色
		/// </summary>
		public const int NET_DVR_PICTURE_BITS_ERROR = 61;
		/// <summary>
		/// 图片高*宽超限， 限128*256
		/// </summary>
		public const int NET_DVR_PICTURE_DIMENSION_ERROR = 62;
		/// <summary>
		/// 图片大小超限，限100K
		/// </summary>
		public const int NET_DVR_PICTURE_SIZ_ERROR = 63;
		/// <summary>
		/// 载入当前目录下Player Sdk出错
		/// </summary>
		public const int NET_DVR_LOADPLAYERSDKFAILED = 64;
		/// <summary>
		/// 找不到Player Sdk中某个函数入口
		/// </summary>
		public const int NET_DVR_LOADPLAYERSDKPROC_ERROR = 65;
		/// <summary>
		/// 载入当前目录下DSsdk出错
		/// </summary>
		public const int NET_DVR_LOADDSSDKFAILED = 66;
		/// <summary>
		/// 找不到DsSdk中某个函数入口
		/// </summary>
		public const int NET_DVR_LOADDSSDKPROC_ERROR = 67;
		/// <summary>
		/// 调用硬解码库DsSdk中某个函数失败
		/// </summary>
		public const int NET_DVR_DSSDK_ERROR = 68;
		/// <summary>
		/// 声卡被独占
		/// </summary>
		public const int NET_DVR_VOICEMONOPOLIZE = 69;
		/// <summary>
		/// 加入多播组失败
		/// </summary>
		public const int NET_DVR_JOINMULTICASTFAILED = 70;
		/// <summary>
		/// 建立日志文件目录失败
		/// </summary>
		public const int NET_DVR_CREATEDIR_ERROR = 71;
		/// <summary>
		/// 绑定套接字失败
		/// </summary>
		public const int NET_DVR_BINDSOCKET_ERROR = 72;
		/// <summary>
		/// socket连接中断，此错误通常是由于连接中断或目的地不可达
		/// </summary>
		public const int NET_DVR_SOCKETCLOSE_ERROR = 73;
		/// <summary>
		/// 注销时用户ID正在进行某操作
		/// </summary>
		public const int NET_DVR_USERID_ISUSING = 74;
		/// <summary>
		/// 监听失败
		/// </summary>
		public const int NET_DVR_SOCKETLISTEN_ERROR = 75;
		/// <summary>
		/// 程序异常
		/// </summary>
		public const int NET_DVR_PROGRAM_EXCEPTION = 76;
		/// <summary>
		/// 写文件失败
		/// </summary>
		public const int NET_DVR_WRITEFILE_FAILED = 77;
		/// <summary>
		/// 禁止格式化只读硬盘
		/// </summary>
		public const int NET_DVR_FORMAT_READONLY = 78;
		/// <summary>
		/// 用户配置结构中存在相同的用户名
		/// </summary>
		public const int NET_DVR_WITHSAMEUSERNAME = 79;
		/// <summary>
		/// 导入参数时设备型号不匹配
		/// </summary>
		public const int NET_DVR_DEVICETYPE_ERROR = 80;
		/// <summary>
		/// 导入参数时语言不匹配
		/// </summary>
		public const int NET_DVR_LANGUAGE_ERROR = 81;
		/// <summary>
		/// 导入参数时软件版本不匹配
		/// </summary>
		public const int NET_DVR_PARAVERSION_ERROR = 82;
		/// <summary>
		/// 预览时外接IP通道不在线
		/// </summary>
		public const int NET_DVR_IPCHAN_NOTALIVE = 83;
		/// <summary>
		/// 加载高清IPC通讯库StreamTransClient.dll失败
		/// </summary>
		public const int NET_DVR_RTSP_SDK_ERROR = 84;
		/// <summary>
		/// 加载转码库失败
		/// </summary>
		public const int NET_DVR_CONVERT_SDK_ERROR = 85;
		/// <summary>
		/// 超出最大的ip接入通道数
		/// </summary>
		public const int NET_DVR_IPC_COUNT_OVERFLOW = 86;

		/// <summary>
		/// no error
		/// </summary>
		public const int NET_PLAYM4_NOERROR = 500;
		/// <summary>
		/// input parameter is invalid
		/// </summary>
		public const int NET_PLAYM4_PARA_OVER = 501;
		/// <summary>
		/// The order of the function to be called is error
		/// </summary>
		public const int NET_PLAYM4_ORDER_ERROR = 502;
		/// <summary>
		/// Create multimedia clock failed
		/// </summary>
		public const int NET_PLAYM4_TIMER_ERROR = 503;
		/// <summary>
		/// Decode video data failed
		/// </summary>
		public const int NET_PLAYM4_DEC_VIDEO_ERROR = 504;
		/// <summary>
		/// Decode audio data failed
		/// </summary>
		public const int NET_PLAYM4_DEC_AUDIO_ERROR = 505;
		/// <summary>
		/// Allocate memory failed
		/// </summary>
		public const int NET_PLAYM4_ALLOC_MEMORY_ERROR = 506;
		/// <summary>
		/// Open the file failed
		/// </summary>
		public const int NET_PLAYM4_OPEN_FILE_ERROR = 507;
		/// <summary>
		/// Create thread or event failed
		/// </summary>
		public const int NET_PLAYM4_CREATE_OBJ_ERROR = 508;
		/// <summary>
		/// Create DirectDraw object failed
		/// </summary>
		public const int NET_PLAYM4_CREATE_DDRAW_ERROR = 509;
		/// <summary>
		/// failed when creating off-screen surface
		/// </summary>
		public const int NET_PLAYM4_CREATE_OFFSCREEN_ERROR = 510;
		/// <summary>
		/// buffer is overflow
		/// </summary>
		public const int NET_PLAYM4_BUF_OVER = 511;
		/// <summary>
		/// failed when creating audio device
		/// </summary>
		public const int NET_PLAYM4_CREATE_SOUND_ERROR = 512;
		/// <summary>
		/// Set volume failed
		/// </summary>
		public const int NET_PLAYM4_SET_VOLUME_ERROR = 513;
		/// <summary>
		/// The function only support play file
		/// </summary>
		public const int NET_PLAYM4_SUPPORT_FILE_ONLY = 514;
		/// <summary>
		/// The function only support play stream
		/// </summary>
		public const int NET_PLAYM4_SUPPORT_STREAM_ONLY = 515;
		/// <summary>
		/// System not support
		/// </summary>
		public const int NET_PLAYM4_SYS_NOT_SUPPORT = 516;
		/// <summary>
		/// No file header
		/// </summary>
		public const int NET_PLAYM4_FILEHEADER_UNKNOWN = 517;
		/// <summary>
		/// The version of decoder and encoder is not adapted
		/// </summary>
		public const int NET_PLAYM4_VERSION_INCORRECT = 518;
		/// <summary>
		/// Initialize decoder failed
		/// </summary>
		public const int NET_PALYM4_INIT_DECODER_ERROR = 519;
		/// <summary>
		/// The file data is unknown
		/// </summary>
		public const int NET_PLAYM4_CHECK_FILE_ERROR = 520;
		/// <summary>
		/// Initialize multimedia clock failed
		/// </summary>
		public const int NET_PLAYM4_INIT_TIMER_ERROR = 521;
		/// <summary>
		/// Blt failed
		/// </summary>
		public const int NET_PLAYM4_BLT_ERROR = 522;
		/// <summary>
		/// Update failed
		/// </summary>
		public const int NET_PLAYM4_UPDATE_ERROR = 523;
		/// <summary>
		/// openfile error, streamtype is multi
		/// </summary>
		public const int NET_PLAYM4_OPEN_FILE_ERROR_MULTI = 524;
		/// <summary>
		/// openfile error, streamtype is video
		/// </summary>
		public const int NET_PLAYM4_OPEN_FILE_ERROR_VIDEO = 525;
		/// <summary>
		/// JPEG compress error
		/// </summary>
		public const int NET_PLAYM4_JPEG_COMPRESS_ERROR = 526;
		/// <summary>
		/// Don't support the version of this file
		/// </summary>
		public const int NET_PLAYM4_EXTRACT_NOT_SUPPORT = 527;
		/// <summary>
		/// extract video data failed
		/// </summary>
		public const int NET_PLAYM4_EXTRACT_DATA_ERROR = 528;
		#endregion

		/*************************************************
		NET_DVR_IsSupport()返回值
		1－9位分别表示以下信息（位与是TRUE)表示支持；
		**************************************************/
		/// <summary>
		/// 支持DIRECTDRAW，如果不支持，则播放器不能工作
		/// </summary>
		public const int NET_DVR_SUPPORT_DDRAW = 1;
		public const int NET_DVR_SUPPORT_BLT = 2;//显卡支持BLT操作，如果不支持，则播放器不能工作
		public const int NET_DVR_SUPPORT_BLTFOURCC = 4;//显卡BLT支持颜色转换，如果不支持，播放器会用软件方法作RGB转换
		public const int NET_DVR_SUPPORT_BLTSHRINKX = 8;//显卡BLT支持X轴缩小；如果不支持，系统会用软件方法转换
		public const int NET_DVR_SUPPORT_BLTSHRINKY = 16;//显卡BLT支持Y轴缩小；如果不支持，系统会用软件方法转换
		public const int NET_DVR_SUPPORT_BLTSTRETCHX = 32;//显卡BLT支持X轴放大；如果不支持，系统会用软件方法转换
		public const int NET_DVR_SUPPORT_BLTSTRETCHY = 64;//显卡BLT支持Y轴放大；如果不支持，系统会用软件方法转换
		public const int NET_DVR_SUPPORT_SSE = 128;//CPU支持SSE指令，Intel Pentium3以上支持SSE指令
		public const int NET_DVR_SUPPORT_MMX = 256;//CPU支持MMX指令集，Intel Pentium3以上支持SSE指令

		/**********************云台控制命令 begin*************************/
		public const int LIGHT_PWRON = 2;// 接通灯光电源
		public const int WIPER_PWRON = 3;// 接通雨刷开关 
		public const int FAN_PWRON = 4;// 接通风扇开关
		public const int HEATER_PWRON = 5;// 接通加热器开关
		public const int AUX_PWRON1 = 6;// 接通辅助设备开关
		public const int AUX_PWRON2 = 7;// 接通辅助设备开关 
		public const int SET_PRESET = 8;// 设置预置点 
		public const int CLE_PRESET = 9;// 清除预置点 

		public const int ZOOM_IN = 11;// 焦距以速度SS变大(倍率变大)
		public const int ZOOM_OUT = 12;// 焦距以速度SS变小(倍率变小)
		public const int FOCUS_NEAR = 13;// 焦点以速度SS前调 
		public const int FOCUS_FAR = 14;// 焦点以速度SS后调
		public const int IRIS_OPEN = 15;// 光圈以速度SS扩大
		public const int IRIS_CLOSE = 16;// 光圈以速度SS缩小 

		public const int TILT_UP = 21;/* 云台以SS的速度上仰 */
		public const int TILT_DOWN = 22;/* 云台以SS的速度下俯 */
		public const int PAN_LEFT = 23;/* 云台以SS的速度左转 */
		public const int PAN_RIGHT = 24;/* 云台以SS的速度右转 */
		public const int UP_LEFT = 25;/* 云台以SS的速度上仰和左转 */
		public const int UP_RIGHT = 26;/* 云台以SS的速度上仰和右转 */
		public const int DOWN_LEFT = 27;/* 云台以SS的速度下俯和左转 */
		public const int DOWN_RIGHT = 28;/* 云台以SS的速度下俯和右转 */
		public const int PAN_AUTO = 29;/* 云台以SS的速度左右自动扫描 */

		public const int FILL_PRE_SEQ = 30;/* 将预置点加入巡航序列 */
		public const int SET_SEQ_DWELL = 31;/* 设置巡航点停顿时间 */
		public const int SET_SEQ_SPEED = 32;/* 设置巡航速度 */
		public const int CLE_PRE_SEQ = 33;/* 将预置点从巡航序列中删除 */
		public const int STA_MEM_CRUISE = 34;/* 开始记录轨迹 */
		public const int STO_MEM_CRUISE = 35;/* 停止记录轨迹 */
		public const int RUN_CRUISE = 36;/* 开始轨迹 */
		public const int RUN_SEQ = 37;/* 开始巡航 */
		public const int STOP_SEQ = 38;/* 停止巡航 */
		public const int GOTO_PRESET = 39;/* 快球转到预置点 */
		/**********************云台控制命令 end*************************/

		/*************************************************
		回放时播放控制命令宏定义 
		NET_DVR_PlayBackControl
		NET_DVR_PlayControlLocDisplay
		NET_DVR_DecPlayBackCtrl的宏定义
		具体支持查看函数说明和代码
		**************************************************/
		public const int NET_DVR_PLAYSTART = 1;//开始播放
		public const int NET_DVR_PLAYSTOP = 2;//停止播放
		public const int NET_DVR_PLAYPAUSE = 3;//暂停播放
		public const int NET_DVR_PLAYRESTART = 4;//恢复播放
		public const int NET_DVR_PLAYFAST = 5;//快放
		public const int NET_DVR_PLAYSLOW = 6;//慢放
		public const int NET_DVR_PLAYNORMAL = 7;//正常速度
		public const int NET_DVR_PLAYFRAME = 8;//单帧放
		public const int NET_DVR_PLAYSTARTAUDIO = 9;//打开声音
		public const int NET_DVR_PLAYSTOPAUDIO = 10;//关闭声音
		public const int NET_DVR_PLAYAUDIOVOLUME = 11;//调节音量
		public const int NET_DVR_PLAYSETPOS = 12;//改变文件回放的进度
		public const int NET_DVR_PLAYGETPOS = 13;//获取文件回放的进度
		public const int NET_DVR_PLAYGETTIME = 14;//获取当前已经播放的时间(按文件回放的时候有效)
		public const int NET_DVR_PLAYGETFRAME = 15;//获取当前已经播放的帧数(按文件回放的时候有效)
		public const int NET_DVR_GETTOTALFRAMES = 16;//获取当前播放文件总的帧数(按文件回放的时候有效)
		public const int NET_DVR_GETTOTALTIME = 17;//获取当前播放文件总的时间(按文件回放的时候有效)
		public const int NET_DVR_THROWBFRAME = 20;//丢B帧
		public const int NET_DVR_SETSPEED = 24;//设置码流速度
		public const int NET_DVR_KEEPALIVE = 25;//保持与设备的心跳(如果回调阻塞，建议2秒发送一次)
		public const int NET_DVR_PLAYSETTIME = 26;//按绝对时间定位
		public const int NET_DVR_PLAYGETTOTALLEN = 27;//获取按时间回放对应时间段内的所有文件的总长度
		public const int NET_DVR_PLAY_FORWARD = 29;//倒放切换为正放
		/// <summary>
		/// 正放切换为倒放
		/// </summary>
		public const int NET_DVR_PLAY_REVERSE = 30;
		/// <summary>
		/// 设置转封装类型
		/// </summary>
		public const int NET_DVR_SET_TRANS_TYPE = 32;
		/// <summary>
		/// 正放切换为倒放
		/// </summary>
		public const int NET_DVR_PLAY_CONVERT = 33;

		//远程按键定义如下：
		/* key value send to CONFIG program */
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_1 = 1;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_2 = 2;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_3 = 3;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_4 = 4;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_5 = 5;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_6 = 6;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_7 = 7;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_8 = 8;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_9 = 9;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_0 = 10;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_POWER = 11;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_MENU = 12;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_ENTER = 13;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_CANCEL = 14;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_UP = 15;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_DOWN = 16;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_LEFT = 17;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_RIGHT = 18;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_EDIT = 19;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_ADD = 20;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_MINUS = 21;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_PLAY = 22;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_REC = 23;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_PAN = 24;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_M = 25;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_A = 26;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_F1 = 27;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_F2 = 28;

		/* for PTZ control */
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_UP_START = KEY_CODE_UP;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_UP_STOP = 32;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_DOWN_START = KEY_CODE_DOWN;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_DOWN_STOP = 33;

		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_LEFT_START = KEY_CODE_LEFT;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_LEFT_STOP = 34;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_RIGHT_START = KEY_CODE_RIGHT;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_RIGHT_STOP = 35;
		/// <summary>
		/// 光圈+
		/// </summary>
		public const int KEY_PTZ_AP1_START = KEY_CODE_EDIT;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_AP1_STOP = 36;

		/// <summary>
		/// 光圈-
		/// </summary>
		public const int KEY_PTZ_AP2_START = KEY_CODE_PAN;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_AP2_STOP = 37;

		/// <summary>
		/// 聚焦+
		/// </summary>
		public const int KEY_PTZ_FOCUS1_START = KEY_CODE_A;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_FOCUS1_STOP = 38;
		/// <summary>
		/// 聚焦-
		/// </summary>
		public const int KEY_PTZ_FOCUS2_START = KEY_CODE_M;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_FOCUS2_STOP = 39;

		/// <summary>
		/// 变倍+ 
		/// </summary>
		public const int KEY_PTZ_B1_START = 40;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_B1_STOP = 41;
		/// <summary>
		/// 变倍-
		/// </summary>
		public const int KEY_PTZ_B2_START = 42;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_PTZ_B2_STOP = 43;

		//9000新增
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_11 = 44;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_12 = 45;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_13 = 46;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_14 = 47;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_15 = 48;
		/// <summary>
		/// 
		/// </summary>
		public const int KEY_CODE_16 = 49;

		/*************************参数配置命令 begin*******************************/
		//用于NET_DVR_SetDVRConfig和NET_DVR_GetDVRConfig,注意其对应的配置结构
		/// <summary>
		/// 获取设备参数
		/// </summary>
		public const int NET_DVR_GET_DEVICECFG = 100;
		/// <summary>
		/// 设置设备参数
		/// </summary>
		public const int NET_DVR_SET_DEVICECFG = 101;
		/// <summary>
		/// 获取网络参数
		/// </summary>
		public const int NET_DVR_GET_NETCFG = 102;
		/// <summary>
		/// 设置网络参数
		/// </summary>
		public const int NET_DVR_SET_NETCFG = 103;
		/// <summary>
		/// 获取图象参数
		/// </summary>
		public const int NET_DVR_GET_PICCFG = 104;
		/// <summary>
		/// 设置图象参数
		/// </summary>
		public const int NET_DVR_SET_PICCFG = 105;
		/// <summary>
		/// 获取压缩参数
		/// </summary>
		public const int NET_DVR_GET_COMPRESSCFG = 106;
		/// <summary>
		/// 设置压缩参数
		/// </summary>
		public const int NET_DVR_SET_COMPRESSCFG = 107;
		/// <summary>
		/// 获取录像时间参数
		/// </summary>
		public const int NET_DVR_GET_RECORDCFG = 108;
		/// <summary>
		/// 设置录像时间参数
		/// </summary>
		public const int NET_DVR_SET_RECORDCFG = 109;
		/// <summary>
		/// 获取解码器参数
		/// </summary>
		public const int NET_DVR_GET_DECODERCFG = 110;
		/// <summary>
		/// 设置解码器参数
		/// </summary>
		public const int NET_DVR_SET_DECODERCFG = 111;
		/// <summary>
		/// 获取232串口参数
		/// </summary>
		public const int NET_DVR_GET_RS232CFG = 112;
		/// <summary>
		/// 设置232串口参数
		/// </summary>
		public const int NET_DVR_SET_RS232CFG = 113;
		/// <summary>
		/// 获取报警输入参数
		/// </summary>
		public const int NET_DVR_GET_ALARMINCFG = 114;
		/// <summary>
		/// 设置报警输入参数
		/// </summary>
		public const int NET_DVR_SET_ALARMINCFG = 115;
		/// <summary>
		/// 获取报警输出参数
		/// </summary>
		public const int NET_DVR_GET_ALARMOUTCFG = 116;
		/// <summary>
		/// 设置报警输出参数
		/// </summary>
		public const int NET_DVR_SET_ALARMOUTCFG = 117;
		/// <summary>
		/// 获取DVR时间
		/// </summary>
		public const int NET_DVR_GET_TIMECFG = 118;
		/// <summary>
		/// 设置DVR时间
		/// </summary>
		public const int NET_DVR_SET_TIMECFG = 119;
		/// <summary>
		/// 获取预览参数
		/// </summary>
		public const int NET_DVR_GET_PREVIEWCFG = 120;
		/// <summary>
		/// 设置预览参数
		/// </summary>
		public const int NET_DVR_SET_PREVIEWCFG = 121;
		/// <summary>
		/// 获取视频输出参数
		/// </summary>
		public const int NET_DVR_GET_VIDEOOUTCFG = 122;
		/// <summary>
		/// 设置视频输出参数
		/// </summary>
		public const int NET_DVR_SET_VIDEOOUTCFG = 123;
		/// <summary>
		/// 获取用户参数
		/// </summary>
		public const int NET_DVR_GET_USERCFG = 124;
		/// <summary>
		/// 设置用户参数
		/// </summary>
		public const int NET_DVR_SET_USERCFG = 125;
		/// <summary>
		/// 获取异常参数
		/// </summary>
		public const int NET_DVR_GET_EXCEPTIONCFG = 126;
		/// <summary>
		/// 设置异常参数
		/// </summary>
		public const int NET_DVR_SET_EXCEPTIONCFG = 127;
		/// <summary>
		/// 获取时区和夏时制参数
		/// </summary>
		public const int NET_DVR_GET_ZONEANDDST = 128;
		/// <summary>
		/// 设置时区和夏时制参数
		/// </summary>
		public const int NET_DVR_SET_ZONEANDDST = 129;
		/// <summary>
		/// 获取叠加字符参数
		/// </summary>
		public const int NET_DVR_GET_SHOWSTRING = 130;
		/// <summary>
		/// 设置叠加字符参数
		/// </summary>
		public const int NET_DVR_SET_SHOWSTRING = 131;
		/// <summary>
		/// 获取事件触发录像参数
		/// </summary>
		public const int NET_DVR_GET_EVENTCOMPCFG = 132;
		/// <summary>
		/// 设置事件触发录像参数
		/// </summary>
		public const int NET_DVR_SET_EVENTCOMPCFG = 133;
		/// <summary>
		/// 获取报警触发辅助输出设置(HS设备辅助输出2006-02-28)
		/// </summary>
		public const int NET_DVR_GET_AUXOUTCFG = 140;
		/// <summary>
		/// 设置报警触发辅助输出设置(HS设备辅助输出2006-02-28)
		/// </summary>
		public const int NET_DVR_SET_AUXOUTCFG = 141;
		/// <summary>
		/// 获取-s系列双输出预览参数(-s系列双输出2006-04-13)
		/// </summary>
		public const int NET_DVR_GET_PREVIEWCFG_AUX = 142;
		/// <summary>
		/// 设置-s系列双输出预览参数(-s系列双输出2006-04-13)
		/// </summary>
		public const int NET_DVR_SET_PREVIEWCFG_AUX = 143;
		/// <summary>
		/// 获取图象参数(SDK_V14扩展命令)
		/// </summary>
		public const int NET_DVR_GET_PICCFG_EX = 200;
		/// <summary>
		/// 设置图象参数(SDK_V14扩展命令)
		/// </summary>
		public const int NET_DVR_SET_PICCFG_EX = 201;
		/// <summary>
		/// 获取用户参数(SDK_V15扩展命令)
		/// </summary>
		public const int NET_DVR_GET_USERCFG_EX = 202;
		/// <summary>
		/// 设置用户参数(SDK_V15扩展命令)
		/// </summary>
		public const int NET_DVR_SET_USERCFG_EX = 203;
		/// <summary>
		/// 获取压缩参数(SDK_V15扩展命令2006-05-15)

		/// </summary>
		public const int NET_DVR_GET_COMPRESSCFG_EX = 204;
		/// <summary>
		/// 设置压缩参数(SDK_V15扩展命令2006-05-15)
		/// </summary>
		public const int NET_DVR_SET_COMPRESSCFG_EX = 205;
		/// <summary>
		/// 获取网络应用参数 NTP/DDNS/EMAIL
		/// </summary>
		public const int NET_DVR_GET_NETAPPCFG = 222;
		/// <summary>
		/// 设置网络应用参数 NTP/DDNS/EMAIL
		/// </summary>
		public const int NET_DVR_SET_NETAPPCFG = 223;
		/// <summary>
		/// 获取网络应用参数 NTP
		/// </summary>
		public const int NET_DVR_GET_NTPCFG = 224;
		/// <summary>
		/// 设置网络应用参数 NTP
		/// </summary>
		public const int NET_DVR_SET_NTPCFG = 225;
		/// <summary>
		/// 获取网络应用参数 DDNS
		/// </summary>
		public const int NET_DVR_GET_DDNSCFG = 226;
		/// <summary>
		/// 设置网络应用参数 DDNS
		/// </summary>
		public const int NET_DVR_SET_DDNSCFG = 227;

		//对应NET_DVR_EMAILPARA
		/// <summary>
		/// 获取网络应用参数 EMAIL

		/// </summary>
		public const int NET_DVR_GET_EMAILCFG = 228;
		/// <summary>
		/// 设置网络应用参数 EMAIL
		/// </summary>
		public const int NET_DVR_SET_EMAILCFG = 229;

		public const int NET_DVR_GET_NFSCFG = 230;/* NFS disk config */
		public const int NET_DVR_SET_NFSCFG = 231;/* NFS disk config */

		public const int NET_DVR_GET_SHOWSTRING_EX = 238;//获取叠加字符参数扩展(支持8条字符)
		public const int NET_DVR_SET_SHOWSTRING_EX = 239;//设置叠加字符参数扩展(支持8条字符)
		public const int NET_DVR_GET_NETCFG_OTHER = 244;//获取网络参数
		public const int NET_DVR_SET_NETCFG_OTHER = 245;//设置网络参数

		//对应NET_DVR_EMAILCFG结构
		public const int NET_DVR_GET_EMAILPARACFG = 250;//Get EMAIL parameters
		public const int NET_DVR_SET_EMAILPARACFG = 251;//Setup EMAIL parameters

		public const int NET_DVR_GET_DDNSCFG_EX = 274;//获取扩展DDNS参数
		public const int NET_DVR_SET_DDNSCFG_EX = 275;//设置扩展DDNS参数

		public const int NET_DVR_SET_PTZPOS = 292;//云台设置PTZ位置
		public const int NET_DVR_GET_PTZPOS = 293;//云台获取PTZ位置
		public const int NET_DVR_GET_PTZSCOPE = 294;//云台获取PTZ范围

		public const int NET_DVR_GET_AP_INFO_LIST = 305;//获取无线网络资源参数
		public const int NET_DVR_SET_WIFI_CFG = 306;//设置IP监控设备无线参数
		public const int NET_DVR_GET_WIFI_CFG = 307;//获取IP监控设备无线参数
		public const int NET_DVR_SET_WIFI_WORKMODE = 308;//设置IP监控设备网口工作模式参数
		public const int NET_DVR_GET_WIFI_WORKMODE = 309;//获取IP监控设备网口工作模式参数 
		public const int NET_DVR_GET_WIFI_STATUS = 310; //获取设备当前wifi连接状态

		/***************************智能服务器 begin *****************************/
		//智能设备类型
		/// <summary>
		/// 行为分析：DS6001-HF/B
		/// </summary>
		public const int DS6001_HF_B = 60;
		/// <summary>
		/// 车牌识别：DS6001-HF/P
		/// </summary>
		public const int DS6001_HF_P = 61;
		/// <summary>
		/// 双机跟踪：DS6002-HF/B
		/// </summary>
		public const int DS6002_HF_B = 62;
		/// <summary>
		/// 行为分析：DS6101-HF/B
		/// </summary>
		public const int DS6101_HF_B = 63;
		/// <summary>
		/// 智能分析仪IVMS
		/// </summary>
		public const int IDS52XX = 64;
		/// <summary>
		/// 9000系列智能DVR
		/// </summary>
		public const int DS9000_IVS = 65;
		/// <summary>
		/// 智能ATM, DS8004AHL-S/A
		/// </summary>
		public const int DS8004_AHL_A = 66;
		/// <summary>
		/// 车牌识别：DS6101-HF/P
		/// </summary>
		public const int DS6101_HF_P = 67;

		//能力获取命令
		/// <summary>
		/// 设备智能分析的总能力
		/// </summary>
		public const int VCA_DEV_ABILITY = 256;
		/// <summary>
		/// 行为分析能力
		/// </summary>
		public const int VCA_CHAN_ABILITY = 272;
		/// <summary>
		/// 多路解码器显示、解码能力
		/// </summary>
		public const int MATRIXDECODER_ABILITY = 512;

		//获取/设置大接口参数配置命令

		//车牌识别（NET_VCA_PLATE_CFG）
		/// <summary>
		/// 设置车牌识别参数
		/// </summary>
		public const int NET_DVR_SET_PLATECFG = 150;
		/// <summary>
		/// 获取车牌识别参数
		/// </summary>
		public const int NET_DVR_GET_PLATECFG = 151;

		//行为对应（NET_VCA_RULECFG）
		/// <summary>
		/// 设置行为分析规则
		/// </summary>
		public const int NET_DVR_SET_RULECFG = 152;
		/// <summary>
		/// 获取行为分析规则
		/// </summary>
		public const int NET_DVR_GET_RULECFG = 153;

		//双摄像机标定参数（NET_DVR_LF_CFG）
		/// <summary>
		/// 设置双摄像机的配置参数
		/// </summary>
		public const int NET_DVR_SET_LF_CFG = 160;
		/// <summary>
		/// 获取双摄像机的配置参数
		/// </summary>
		public const int NET_DVR_GET_LF_CFG = 161;

		//智能分析仪取流配置结构
		/// <summary>
		/// 设置智能分析仪取流参数
		/// </summary>
		public const int NET_DVR_SET_IVMS_STREAMCFG = 162;
		/// <summary>
		/// 获取智能分析仪取流参数
		/// </summary>
		public const int NET_DVR_GET_IVMS_STREAMCFG = 163;

		//智能控制参数结构
		/// <summary>
		/// 设置智能控制参数
		/// </summary>
		public const int NET_DVR_SET_VCA_CTRLCFG = 164;
		/// <summary>
		/// 获取智能控制参数
		/// </summary>
		public const int NET_DVR_GET_VCA_CTRLCFG = 165;

		//屏蔽区域NET_VCA_MASK_REGION_LIST
		/// <summary>
		/// 设置屏蔽区域参数
		/// </summary>
		public const int NET_DVR_SET_VCA_MASK_REGION = 166;
		/// <summary>
		/// 获取屏蔽区域参数
		/// </summary>
		public const int NET_DVR_GET_VCA_MASK_REGION = 167;

		//ATM进入区域 NET_VCA_ENTER_REGION
		/// <summary>
		/// 设置进入区域参数
		/// </summary>
		public const int NET_DVR_SET_VCA_ENTER_REGION = 168;

		/// <summary>
		/// 获取进入区域参数
		/// </summary>
		public const int NET_DVR_GET_VCA_ENTER_REGION = 169;

		//标定线配置NET_VCA_LINE_SEGMENT_LIST
		/// <summary>
		/// 设置标定线
		/// </summary>
		public const int NET_DVR_SET_VCA_LINE_SEGMENT = 170;
		/// <summary>
		/// 获取标定线
		/// </summary>
		public const int NET_DVR_GET_VCA_LINE_SEGMENT = 171;

		// ivms屏蔽区域NET_IVMS_MASK_REGION_LIST
		/// <summary>
		/// 设置IVMS屏蔽区域参数
		/// </summary>
		public const int NET_DVR_SET_IVMS_MASK_REGION = 172;
		/// <summary>
		/// 获取IVMS屏蔽区域参数
		/// </summary>
		public const int NET_DVR_GET_IVMS_MASK_REGION = 173;

		// ivms进入检测区域NET_IVMS_ENTER_REGION

		/// <summary>
		/// 设置IVMS进入区域参数
		/// </summary>
		public const int NET_DVR_SET_IVMS_ENTER_REGION = 174;
		/// <summary>
		/// 获取IVMS进入区域参数
		/// </summary>
		public const int NET_DVR_GET_IVMS_ENTER_REGION = 175;
		/// <summary>
		/// 设置智能分析仪行为规则参数
		/// </summary>

		public const int NET_DVR_SET_IVMS_BEHAVIORCFG = 176;
		/// <summary>
		/// 获取智能分析仪行为规则参数
		/// </summary>
		public const int NET_DVR_GET_IVMS_BEHAVIORCFG = 177;

		// IVMS 回放检索
		/// <summary>
		/// 设置IVMS回放检索参数
		/// </summary>
		public const int NET_DVR_IVMS_SET_SEARCHCFG = 178;
		/// <summary>
		/// 获取IVMS回放检索参数
		/// </summary>
		public const int NET_DVR_IVMS_GET_SEARCHCFG = 179;

		/***************************DS9000新增命令(_V30) begin *****************************/
		//网络(NET_DVR_NETCFG_V30结构)
		/// <summary>
		/// 获取网络参数
		/// </summary>
		public const int NET_DVR_GET_NETCFG_V30 = 1000;
		/// <summary>
		/// 设置网络参数
		/// </summary>
		public const int NET_DVR_SET_NETCFG_V30 = 1001;

		//图象(NET_DVR_PICCFG_V30结构)
		/// <summary>
		/// 获取图象参数
		/// </summary>
		public const int NET_DVR_GET_PICCFG_V30 = 1002;
		/// <summary>
		/// 设置图象参数
		/// </summary>
		public const int NET_DVR_SET_PICCFG_V30 = 1003;

		//图象(NET_DVR_PICCFG_V40结构)
		/// <summary>
		/// 获取图象参数V40扩展
		/// </summary>
		public const int NET_DVR_GET_PICCFG_V40 = 6179;
		/// <summary>
		/// 设置图象参数V40扩展
		/// </summary>
		public const int NET_DVR_SET_PICCFG_V40 = 6180;

		//录像时间(NET_DVR_RECORD_V30结构)
		/// <summary>
		/// 获取录像参数
		/// </summary>
		public const int NET_DVR_GET_RECORDCFG_V30 = 1004;
		/// <summary>
		/// 设置录像参数
		/// </summary>
		public const int NET_DVR_SET_RECORDCFG_V30 = 1005;

		/// <summary>
		/// 获取录像参数(扩展)
		/// </summary>
		public const int NET_DVR_GET_RECORDCFG_V40 = 1008;
		/// <summary>
		/// 设置录像参数(扩展)
		/// </summary>
		public const int NET_DVR_SET_RECORDCFG_V40 = 1009;

		//用户(NET_DVR_USER_V30结构)
		/// <summary>
		/// 获取用户参数
		/// </summary>
		public const int NET_DVR_GET_USERCFG_V30 = 1006;
		/// <summary>
		/// 设置用户参数
		/// </summary>
		public const int NET_DVR_SET_USERCFG_V30 = 1007;

		//9000DDNS参数配置(NET_DVR_DDNSPARA_V30结构)
		/// <summary>
		/// 获取DDNS(9000扩展)
		/// </summary>
		public const int NET_DVR_GET_DDNSCFG_V30 = 1010;
		/// <summary>
		/// 设置DDNS(9000扩展)
		/// </summary>
		public const int NET_DVR_SET_DDNSCFG_V30 = 1011;

		//EMAIL功能(NET_DVR_EMAILCFG_V30结构)
		/// <summary>
		/// 获取EMAIL参数 
		/// </summary>
		public const int NET_DVR_GET_EMAILCFG_V30 = 1012;
		/// <summary>
		/// 设置EMAIL参数 
		/// </summary>
		public const int NET_DVR_SET_EMAILCFG_V30 = 1013;

		//巡航参数 (NET_DVR_CRUISE_PARA结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_CRUISE = 1020;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_CRUISE = 1021;

		//报警输入结构参数 (NET_DVR_ALARMINCFG_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_ALARMINCFG_V30 = 1024;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_ALARMINCFG_V30 = 1025;

		//报警输出结构参数 (NET_DVR_ALARMOUTCFG_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_ALARMOUTCFG_V30 = 1026;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_ALARMOUTCFG_V30 = 1027;

		//视频输出结构参数 (NET_DVR_VIDEOOUT_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_VIDEOOUTCFG_V30 = 1028;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_VIDEOOUTCFG_V30 = 1029;

		//叠加字符结构参数 (NET_DVR_SHOWSTRING_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_SHOWSTRING_V30 = 1030;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_SHOWSTRING_V30 = 1031;

		//异常结构参数 (NET_DVR_EXCEPTION_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_EXCEPTIONCFG_V30 = 1034;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_EXCEPTIONCFG_V30 = 1035;

		//串口232结构参数 (NET_DVR_RS232CFG_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_RS232CFG_V30 = 1036;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_RS232CFG_V30 = 1037;

		//网络硬盘接入结构参数 (NET_DVR_NET_DISKCFG结构)
		/// <summary>
		/// 网络硬盘接入获取
		/// </summary>
		public const int NET_DVR_GET_NET_DISKCFG = 1038;
		/// <summary>
		/// 网络硬盘接入设置
		/// </summary>
		public const int NET_DVR_SET_NET_DISKCFG = 1039;

		//压缩参数 (NET_DVR_COMPRESSIONCFG_V30结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_COMPRESSCFG_V30 = 1040;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_COMPRESSCFG_V30 = 1041;

		//获取485解码器参数 (NET_DVR_DECODERCFG_V30结构)
		/// <summary>
		/// 获取解码器参数
		/// </summary>
		public const int NET_DVR_GET_DECODERCFG_V30 = 1042;
		/// <summary>
		/// 设置解码器参数
		/// </summary>
		public const int NET_DVR_SET_DECODERCFG_V30 = 1043;

		//获取预览参数 (NET_DVR_PREVIEWCFG_V30结构)
		/// <summary>
		/// 获取预览参数
		/// </summary>
		public const int NET_DVR_GET_PREVIEWCFG_V30 = 1044;
		/// <summary>
		/// 设置预览参数
		/// </summary>
		public const int NET_DVR_SET_PREVIEWCFG_V30 = 1045;

		//辅助预览参数 (NET_DVR_PREVIEWCFG_AUX_V30结构)
		/// <summary>
		/// 获取辅助预览参数
		/// </summary>
		public const int NET_DVR_GET_PREVIEWCFG_AUX_V30 = 1046;
		/// <summary>
		/// 设置辅助预览参数
		/// </summary>
		public const int NET_DVR_SET_PREVIEWCFG_AUX_V30 = 1047;

		//IP接入配置参数 （NET_DVR_IPPARACFG结构）
		/// <summary>
		/// 获取IP接入配置信息
		/// </summary>
		public const int NET_DVR_GET_IPPARACFG = 1048;
		/// <summary>
		/// 设置IP接入配置信息
		/// </summary>
		public const int NET_DVR_SET_IPPARACFG = 1049;

		//IP接入配置参数 （NET_DVR_IPPARACFG_V40结构）
		/// <summary>
		/// 获取IP接入配置信息
		/// </summary>
		public const int NET_DVR_GET_IPPARACFG_V40 = 1062;
		/// <summary>
		/// 设置IP接入配置信息
		/// </summary>
		public const int NET_DVR_SET_IPPARACFG_V40 = 1063;

		//IP报警输入接入配置参数 （NET_DVR_IPALARMINCFG结构）
		/// <summary>
		/// 获取IP报警输入接入配置信息
		/// </summary>
		public const int NET_DVR_GET_IPALARMINCFG = 1050;
		/// <summary>
		/// 设置IP报警输入接入配置信息
		/// </summary>
		public const int NET_DVR_SET_IPALARMINCFG = 1051;

		//IP报警输出接入配置参数 （NET_DVR_IPALARMOUTCFG结构）
		/// <summary>
		/// 获取IP报警输出接入配置信息
		/// </summary>
		public const int NET_DVR_GET_IPALARMOUTCFG = 1052;
		/// <summary>
		/// 设置IP报警输出接入配置信息
		/// </summary>
		public const int NET_DVR_SET_IPALARMOUTCFG = 1053;

		//硬盘管理的参数获取 (NET_DVR_HDCFG结构)
		/// <summary>
		/// 获取硬盘管理配置参数
		/// </summary>
		public const int NET_DVR_GET_HDCFG = 1054;
		/// <summary>
		/// 设置硬盘管理配置参数
		/// </summary>
		public const int NET_DVR_SET_HDCFG = 1055;


		//盘组管理的参数获取 (NET_DVR_HDGROUP_CFG结构)
		/// <summary>
		/// 获取盘组管理配置参数
		/// </summary>
		public const int NET_DVR_GET_HDGROUP_CFG = 1056;
		/// <summary>
		/// 设置盘组管理配置参数
		/// </summary>
		public const int NET_DVR_SET_HDGROUP_CFG = 1057;

		//设备编码类型配置(NET_DVR_COMPRESSION_AUDIO结构)
		/// <summary>
		/// 获取设备语音对讲编码参数
		/// </summary>
		public const int NET_DVR_GET_COMPRESSCFG_AUD = 1058;
		/// <summary>
		/// 设置设备语音对讲编码参数
		/// </summary>
		public const int NET_DVR_SET_COMPRESSCFG_AUD = 1059;

		//IP接入配置参数 （NET_DVR_IPPARACFG_V31结构）
		/// <summary>
		/// 获取IP接入配置信息
		/// </summary>
		public const int NET_DVR_GET_IPPARACFG_V31 = 1060;
		/// <summary>
		/// 设置IP接入配置信息
		/// </summary>
		public const int NET_DVR_SET_IPPARACFG_V31 = 1061;

		//设备参数配置 （NET_DVR_DEVICECFG_V40结构）
		/// <summary>
		/// 获取设备参数
		/// </summary>
		public const int NET_DVR_GET_DEVICECFG_V40 = 1100;
		/// <summary>
		/// 设置设备参数
		/// </summary>
		public const int NET_DVR_SET_DEVICECFG_V40 = 1101;

		//多网卡配置(NET_DVR_NETCFG_MULTI结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_NETCFG_MULTI = 1161;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_NETCFG_MULTI = 1162;

		//BONDING网卡(NET_DVR_NETWORK_BONDING结构)
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_GET_NETWORK_BONDING = 1254;
		/// <summary>
		/// 
		/// </summary>
		public const int NET_DVR_SET_NETWORK_BONDING = 1255;

		//NAT映射配置参数 （NET_DVR_NAT_CFG结构）
		/// <summary>
		/// 获取NAT映射参数
		/// </summary>
		public const int NET_DVR_GET_NAT_CFG = 6111;
		/// <summary>
		/// 设置NAT映射参数
		/// </summary>
		public const int NET_DVR_SET_NAT_CFG = 6112;

		//
		/// <summary>
		/// 预置点名称获取
		/// </summary>
		public const int NET_DVR_GET_PRESET_NAME = 3383;
		/// <summary>
		/// 预置点名称设置
		/// </summary>
		public const int NET_DVR_SET_PRESET_NAME = 3382;
		/// <summary>
		/// 获取行为分析参数
		/// </summary>
		public const int NET_VCA_GET_RULECFG_V41 = 5011;
		/// <summary>
		/// 设置行为分析参数
		/// </summary>
		public const int NET_VCA_SET_RULECFG_V41 = 5012;
		/// <summary>
		/// 获取越界侦测配置
		/// </summary>
		public const int NET_DVR_GET_TRAVERSE_PLANE_DETECTION = 3360;
		/// <summary>
		/// 设置越界侦测配置
		/// </summary>
		public const int NET_DVR_SET_TRAVERSE_PLANE_DETECTION = 3361;
		/// <summary>
		/// 获取预置点测温报警规则配置
		/// </summary>
		public const int NET_DVR_GET_THERMOMETRY_ALARMRULE = 3627;
		/// <summary>
		/// 设置预置点测温报警规则配置
		/// </summary>
		public const int NET_DVR_SET_THERMOMETRY_ALARMRULE = 3628;
		/// <summary>
		/// 获取测温联动配置
		/// </summary>
		public const int NET_DVR_GET_THERMOMETRY_TRIGGER = 3632;
		public const int NET_DVR_SET_THERMOMETRY_TRIGGER = 3633; //设置测温联动配置

		public const int NET_DVR_SET_MANUALTHERM_BASICPARAM = 6716;  //设置手动测温基本参数
		public const int NET_DVR_GET_MANUALTHERM_BASICPARAM = 6717;  //获取手动测温基本参数

		public const int NET_DVR_SET_MANUALTHERM = 6708; //设置手动测温数据设置

		public const int NET_DVR_GET_MULTI_STREAM_COMPRESSIONCFG = 3216; //远程获取多码流压缩参数
		public const int NET_DVR_SET_MULTI_STREAM_COMPRESSIONCFG = 3217; //远程设置多码流压缩参数 

		public const int NET_DVR_VIDEO_CALL_SIGNAL_PROCESS = 16032;  //可视话对讲信令处理
		/*************************参数配置命令 end*******************************/

		/************************DVR日志 begin***************************/
		/* 报警 */
		//主类型
		public const int MAJOR_ALARM = 1;
		//次类型
		public const int MINOR_ALARM_IN = 1;/* 报警输入 */
		public const int MINOR_ALARM_OUT = 2;/* 报警输出 */
		public const int MINOR_MOTDET_START = 3; /* 移动侦测报警开始 */
		public const int MINOR_MOTDET_STOP = 4; /* 移动侦测报警结束 */
		public const int MINOR_HIDE_ALARM_START = 5;/* 遮挡报警开始 */
		public const int MINOR_HIDE_ALARM_STOP = 6;/* 遮挡报警结束 */
		public const int MINOR_VCA_ALARM_START = 7;/*智能报警开始*/
		public const int MINOR_VCA_ALARM_STOP = 8;/*智能报警停止*/

		/* 异常 */
		/// <summary>
		/// 主类型
		/// </summary>
		public const int MAJOR_EXCEPTION = 2;
		//次类型
		/// <summary>
		/// 视频信号丢失
		/// </summary>
		public const int MINOR_VI_LOST = 33;
		/// <summary>
		/// 非法访问
		/// </summary>
		public const int MINOR_ILLEGAL_ACCESS = 34;
		/// <summary>
		/// 硬盘满
		/// </summary>
		public const int MINOR_HD_FULL = 35;
		/// <summary>
		/// 硬盘错误
		/// </summary>
		public const int MINOR_HD_ERROR = 36;
		/// <summary>
		/// MODEM 掉线(保留不使用)
		/// </summary>
		public const int MINOR_DCD_LOST = 37;
		/// <summary>
		/// IP地址冲突
		/// </summary>
		public const int MINOR_IP_CONFLICT = 38;
		/// <summary>
		/// 网络断开
		/// </summary>
		public const int MINOR_NET_BROKEN = 39;
		/// <summary>
		/// 录像出错
		/// </summary>
		public const int MINOR_REC_ERROR = 40;
		/// <summary>
		/// IPC连接异常
		/// </summary>
		public const int MINOR_IPC_NO_LINK = 41;
		/// <summary>
		/// 视频输入异常(只针对模拟通道)
		/// </summary>
		public const int MINOR_VI_EXCEPTION = 42;
		/// <summary>
		/// ipc ip 地址 冲突
		/// </summary>
		public const int MINOR_IPC_IP_CONFLICT = 43;

		//视频综合平台
		public const int MINOR_FANABNORMAL = 49;/* 视频综合平台：风扇状态异常 */
		public const int MINOR_FANRESUME = 50;/* 视频综合平台：风扇状态恢复正常 */
		public const int MINOR_SUBSYSTEM_ABNORMALREBOOT = 51;/* 视频综合平台：6467异常重启 */
		public const int MINOR_MATRIX_STARTBUZZER = 52;/* 视频综合平台：dm6467异常，启动蜂鸣器 */

		/* 操作 */
		//主类型
		public const int MAJOR_OPERATION = 3;
		//次类型
		public const int MINOR_START_DVR = 65;/* 开机 */
		public const int MINOR_STOP_DVR = 66;/* 关机 */
		public const int MINOR_STOP_ABNORMAL = 67;/* 异常关机 */
		public const int MINOR_REBOOT_DVR = 68;/*本地重启设备*/

		public const int MINOR_LOCAL_LOGIN = 80;/* 本地登陆 */
		public const int MINOR_LOCAL_LOGOUT = 81;/* 本地注销登陆 */
		public const int MINOR_LOCAL_CFG_PARM = 82;/* 本地配置参数 */
		public const int MINOR_LOCAL_PLAYBYFILE = 83;/* 本地按文件回放或下载 */
		public const int MINOR_LOCAL_PLAYBYTIME = 84;/* 本地按时间回放或下载*/
		public const int MINOR_LOCAL_START_REC = 85;/* 本地开始录像 */
		public const int MINOR_LOCAL_STOP_REC = 86;/* 本地停止录像 */
		public const int MINOR_LOCAL_PTZCTRL = 87;/* 本地云台控制 */
		public const int MINOR_LOCAL_PREVIEW = 88;/* 本地预览 (保留不使用)*/
		public const int MINOR_LOCAL_MODIFY_TIME = 89;/* 本地修改时间(保留不使用) */
		public const int MINOR_LOCAL_UPGRADE = 90;/* 本地升级 */
		public const int MINOR_LOCAL_RECFILE_OUTPUT = 91;/* 本地备份录象文件 */
		public const int MINOR_LOCAL_FORMAT_HDD = 92;/* 本地初始化硬盘 */
		public const int MINOR_LOCAL_CFGFILE_OUTPUT = 93;/* 导出本地配置文件 */
		public const int MINOR_LOCAL_CFGFILE_INPUT = 94;/* 导入本地配置文件 */
		public const int MINOR_LOCAL_COPYFILE = 95;/* 本地备份文件 */
		public const int MINOR_LOCAL_LOCKFILE = 96;/* 本地锁定录像文件 */
		public const int MINOR_LOCAL_UNLOCKFILE = 97;/* 本地解锁录像文件 */
		public const int MINOR_LOCAL_DVR_ALARM = 98;/* 本地手动清除和触发报警*/
		public const int MINOR_IPC_ADD = 99;/* 本地添加IPC */
		public const int MINOR_IPC_DEL = 100;/* 本地删除IPC */
		public const int MINOR_IPC_SET = 101;/* 本地设置IPC */
		public const int MINOR_LOCAL_START_BACKUP = 102;/* 本地开始备份 */
		public const int MINOR_LOCAL_STOP_BACKUP = 103;/* 本地停止备份*/
		/// <summary>
		/// 本地备份开始时间
		/// </summary>
		public const int MINOR_LOCAL_COPYFILE_START_TIME = 104;
		/// <summary>
		/// 本地备份结束时间
		/// </summary>
		public const int MINOR_LOCAL_COPYFILE_END_TIME = 105;
		/// <summary>
		/// 本地添加网络硬盘
		/// </summary>
		public const int MINOR_LOCAL_ADD_NAS = 106;
		public const int MINOR_LOCAL_DEL_NAS = 107;/* 本地删除nas盘*/
		public const int MINOR_LOCAL_SET_NAS = 108;/* 本地设置nas盘*/

		public const int MINOR_REMOTE_LOGIN = 112;/* 远程登录 */
		public const int MINOR_REMOTE_LOGOUT = 113;/* 远程注销登陆 */
		public const int MINOR_REMOTE_START_REC = 114;/* 远程开始录像 */
		public const int MINOR_REMOTE_STOP_REC = 115;/* 远程停止录像 */
		/// <summary>
		/// 开始透明传输
		/// </summary>
		public const int MINOR_START_TRANS_CHAN = 116;
		/// <summary>
		/// 停止透明传输
		/// </summary>
		public const int MINOR_STOP_TRANS_CHAN = 117;
		/// <summary>
		/// 远程获取参数
		/// </summary>
		public const int MINOR_REMOTE_GET_PARM = 118;
		/// <summary>
		/// 远程配置参数
		/// </summary>
		public const int MINOR_REMOTE_CFG_PARM = 119;
		/// <summary>
		/// 远程获取状态
		/// </summary>
		public const int MINOR_REMOTE_GET_STATUS = 120;
		/// <summary>
		/// 远程布防
		/// </summary>
		public const int MINOR_REMOTE_ARM = 121;
		/// <summary>
		/// 远程撤防
		/// </summary>
		public const int MINOR_REMOTE_DISARM = 122;
		/// <summary>
		/// 远程重启
		/// </summary>
		public const int MINOR_REMOTE_REBOOT = 123;
		/// <summary>
		/// 开始语音对讲
		/// </summary>
		public const int MINOR_START_VT = 124;
		/// <summary>
		/// 停止语音对讲
		/// </summary>
		public const int MINOR_STOP_VT = 125;
		/// <summary>
		/// 远程升级
		/// </summary>
		public const int MINOR_REMOTE_UPGRADE = 126;
		/// <summary>
		/// 远程按文件回放
		/// </summary>
		public const int MINOR_REMOTE_PLAYBYFILE = 127;
		/// <summary>
		/// 远程按时间回放
		/// </summary>
		public const int MINOR_REMOTE_PLAYBYTIME = 128;
		/// <summary>
		/// 远程云台控制
		/// </summary>
		public const int MINOR_REMOTE_PTZCTRL = 129;
		/// <summary>
		/// 远程格式化硬盘
		/// </summary>
		public const int MINOR_REMOTE_FORMAT_HDD = 130;
		/// <summary>
		/// 远程关机
		/// </summary>
		public const int MINOR_REMOTE_STOP = 131;
		/// <summary>
		/// 远程锁定文件
		/// </summary>
		public const int MINOR_REMOTE_LOCKFILE = 132;
		/// <summary>
		/// 远程解锁文件
		/// </summary>
		public const int MINOR_REMOTE_UNLOCKFILE = 133;
		/// <summary>
		/// 远程导出配置文件
		/// </summary>
		public const int MINOR_REMOTE_CFGFILE_OUTPUT = 134;
		/// <summary>
		/// 远程导入配置文件
		/// </summary>
		public const int MINOR_REMOTE_CFGFILE_INTPUT = 135;
		/// <summary>
		/// 远程导出录象文件
		/// </summary>
		public const int MINOR_REMOTE_RECFILE_OUTPUT = 136;
		/// <summary>
		/// 远程手动清除和触发报警
		/// </summary>
		public const int MINOR_REMOTE_DVR_ALARM = 137;
		/// <summary>
		/// 远程添加IPC
		/// </summary>
		public const int MINOR_REMOTE_IPC_ADD = 138;
		/// <summary>
		/// 远程删除IPC
		/// </summary>
		public const int MINOR_REMOTE_IPC_DEL = 139;
		/// <summary>
		/// 远程设置IPC
		/// </summary>
		public const int MINOR_REMOTE_IPC_SET = 140;
		/// <summary>
		/// 重启智能库
		/// </summary>
		public const int MINOR_REBOOT_VCA_LIB = 141;
		/// <summary>
		/// 远程添加nas盘
		/// </summary>
		public const int MINOR_REMOTE_ADD_NAS = 142;
		/// <summary>
		/// 远程删除nas盘
		/// </summary>
		public const int MINOR_REMOTE_DEL_NAS = 143;
		/// <summary>
		/// 远程设置nas盘
		/// </summary>
		public const int MINOR_REMOTE_SET_NAS = 144;

		//2009-12-16 增加视频综合平台日志类型
		/// <summary>
		/// 视频综合平台：dm6467 正常重启
		/// </summary>
		public const int MINOR_SUBSYSTEMREBOOT = 160;
		/// <summary>
		/// 视频综合平台：矩阵切换开始传输图像
		/// </summary>
		public const int MINOR_MATRIX_STARTTRANSFERVIDEO = 161;
		public const int MINOR_MATRIX_STOPTRANSFERVIDEO = 162;  /*视频综合平台：矩阵切换停止传输图像*/
		public const int MINOR_REMOTE_SET_ALLSUBSYSTEM = 163;   /*视频综合平台：设置所有6467子系统信息*/
		public const int MINOR_REMOTE_GET_ALLSUBSYSTEM = 164;   /*视频综合平台：获取所有6467子系统信息*/
		public const int MINOR_REMOTE_SET_PLANARRAY = 165;  /*视频综合平台：设置计划轮询组*/
		public const int MINOR_REMOTE_GET_PLANARRAY = 166;  /*视频综合平台：获取计划轮询组*/
		public const int MINOR_MATRIX_STARTTRANSFERAUDIO = 167; /*视频综合平台：矩阵切换开始传输音频*/
		public const int MINOR_MATRIX_STOPRANSFERAUDIO = 168;   /*视频综合平台：矩阵切换停止传输音频*/
		public const int MINOR_LOGON_CODESPITTER = 169; /*视频综合平台：登陆码分器*/
		public const int MINOR_LOGOFF_CODESPITTER = 170;    /*视频综合平台：退出码分器*/

		/*日志附加信息*/
		//主类型
		public const int MAJOR_INFORMATION = 4;/*附加信息*/
		//次类型
		public const int MINOR_HDD_INFO = 161;/*硬盘信息*/
		public const int MINOR_SMART_INFO = 162;/*SMART信息*/
		public const int MINOR_REC_START = 163;/*开始录像*/
		public const int MINOR_REC_STOP = 164;/*停止录像*/
		public const int MINOR_REC_OVERDUE = 165;/*过期录像删除*/
		public const int MINOR_LINK_START = 166;//连接前端设备
		public const int MINOR_LINK_STOP = 167;//断开前端设备　
		public const int MINOR_NET_DISK_INFO = 168;//网络硬盘信息

		//当日志的主类型为MAJOR_OPERATION=03，次类型为MINOR_LOCAL_CFG_PARM=0x52或者MINOR_REMOTE_GET_PARM=0x76或者MINOR_REMOTE_CFG_PARM=0x77时，dwParaType:参数类型有效，其含义如下：
		public const int PARA_VIDEOOUT = 1;
		public const int PARA_IMAGE = 2;
		public const int PARA_ENCODE = 4;
		public const int PARA_NETWORK = 8;
		public const int PARA_ALARM = 16;
		public const int PARA_EXCEPTION = 32;
		public const int PARA_DECODER = 64;/*解码器*/
		public const int PARA_RS232 = 128;
		public const int PARA_PREVIEW = 256;
		public const int PARA_SECURITY = 512;
		public const int PARA_DATETIME = 1024;
		public const int PARA_FRAMETYPE = 2048;/*帧格式*/
		//vca
		public const int PARA_VCA_RULE = 4096;//行为规则
		/************************DVR日志 End***************************/


		/*******************查找文件和日志函数返回值*************************/
		public const int NET_DVR_FILE_SUCCESS = 1000;//获得文件信息
		public const int NET_DVR_FILE_NOFIND = 1001;//没有文件
		public const int NET_DVR_ISFINDING = 1002;//正在查找文件
		public const int NET_DVR_NOMOREFILE = 1003;//查找文件时没有更多的文件
		public const int NET_DVR_FILE_EXCEPTION = 1004;//查找文件时异常

		/*********************回调函数类型 begin************************/
		public const int COMM_ALARM = 0x1100;//8000报警信息主动上传，对应NET_DVR_ALARMINFO
		public const int COMM_ALARM_RULE = 0x1102;//行为分析报警信息，对应NET_VCA_RULE_ALARM
		public const int COMM_ALARM_PDC = 0x1103;//人流量统计报警上传，对应NET_DVR_PDC_ALRAM_INFO
		public const int COMM_ALARM_ALARMHOST = 0x1105;//网络报警主机报警上传，对应NET_DVR_ALARMHOST_ALARMINFO
		public const int COMM_ALARM_FACE = 0x1106;//人脸检测识别报警信息，对应NET_DVR_FACEDETECT_ALARM
		public const int COMM_RULE_INFO_UPLOAD = 0x1107;  // 事件数据信息上传
		public const int COMM_ALARM_AID = 0x1110;  //交通事件报警信息
		public const int COMM_ALARM_TPS = 0x1111;  //交通参数统计报警信息
		public const int COMM_UPLOAD_FACESNAP_RESULT = 0x1112;  //人脸识别结果上传
		public const int COMM_ALARM_FACE_DETECTION = 0x4010; //人脸侦测报警信息
		public const int COMM_ALARM_TFS = 0x1113;  //交通取证报警信息
		public const int COMM_ALARM_TPS_V41 = 0x1114;  //交通参数统计报警信息扩展
		public const int COMM_ALARM_AID_V41 = 0x1115;  //交通事件报警信息扩展
		public const int COMM_ALARM_VQD_EX = 0x1116;     //视频质量诊断报警
		public const int COMM_SENSOR_VALUE_UPLOAD = 0x1120;  //模拟量数据实时上传
		public const int COMM_SENSOR_ALARM = 0x1121;  //模拟量报警上传
		public const int COMM_SWITCH_ALARM = 0x1122;     //开关量报警
		public const int COMM_ALARMHOST_EXCEPTION = 0x1123; //报警主机故障报警
		public const int COMM_ALARMHOST_OPERATEEVENT_ALARM = 0x1124;  //操作事件报警上传
		public const int COMM_ALARMHOST_SAFETYCABINSTATE = 0x1125;   //防护舱状态
		public const int COMM_ALARMHOST_ALARMOUTSTATUS = 0x1126;     //报警输出口/警号状态
		public const int COMM_ALARMHOST_CID_ALARM = 0x1127;  //CID报告报警上传
		public const int COMM_ALARMHOST_EXTERNAL_DEVICE_ALARM = 0x1128;  //报警主机外接设备报警上传
		public const int COMM_ALARMHOST_DATA_UPLOAD = 0x1129;    //报警数据上传
		public const int COMM_ALARM_AUDIOEXCEPTION = 0x1150;     //声音报警信息
		public const int COMM_ALARM_DEFOCUS = 0x1151;    //虚焦报警信息
		public const int COMM_ALARM_BUTTON_DOWN_EXCEPTION = 0x1152;  //按钮按下报警信息
		public const int COMM_ALARM_ALARMGPS = 0x1202; //GPS报警信息上传
		public const int COMM_TRADEINFO = 0x1500;  //ATMDVR主动上传交易信息
		public const int COMM_UPLOAD_PLATE_RESULT = 0x2800;  //上传车牌信息
		public const int COMM_ITC_STATUS_DETECT_RESULT = 0x2810;  //实时状态检测结果上传(智能高清IPC)
		public const int COMM_IPC_AUXALARM_RESULT = 0x2820;  //PIR报警、无线报警、呼救报警上传
		public const int COMM_UPLOAD_PICTUREINFO = 0x2900;   //上传图片信息
		public const int COMM_SNAP_MATCH_ALARM = 0x2902;  //黑名单比对结果上传
		public const int COMM_ITS_PLATE_RESULT = 0x3050;  //终端图片上传
		public const int COMM_ITS_TRAFFIC_COLLECT = 0x3051;  //终端统计数据上传
		public const int COMM_ITS_GATE_VEHICLE = 0x3052;  //出入口车辆抓拍数据上传
		public const int COMM_ITS_GATE_FACE = 0x3053; //出入口人脸抓拍数据上传
		public const int COMM_ITS_GATE_COSTITEM = 0x3054;  //出入口过车收费明细 2013-11-19
		public const int COMM_ITS_GATE_HANDOVER = 0x3055; //出入口交接班数据 2013-11-19
		public const int COMM_ITS_PARK_VEHICLE = 0x3056;  //停车场数据上传
		public const int COMM_ITS_BLACKLIST_ALARM = 0x3057;  //黑名单报警上传
		public const int COMM_ALARM_V30 = 0x4000;    //9000报警信息主动上传
		public const int COMM_IPCCFG = 0x4001;   //9000设备IPC接入配置改变报警信息主动上传
		public const int COMM_IPCCFG_V31 = 0x4002;   //9000设备IPC接入配置改变报警信息主动上传扩展 9000_1.1
		public const int COMM_IPCCFG_V40 = 0x4003; // IVMS 2000 编码服务器 NVR IPC接入配置改变时报警信息上传
		public const int COMM_ALARM_DEVICE = 0x4004;  //设备报警内容，由于通道值大于256而扩展
		public const int COMM_ALARM_CVR = 0x4005;  //CVR 2.0.X外部报警类型
		public const int COMM_ALARM_HOT_SPARE = 0x4006;  //热备异常报警（N+1模式异常报警）
		public const int COMM_ALARM_V40 = 0x4007;   //移动侦测，视频丢失，遮挡，IO信号量等报警信息主动上传，报警数据为可变长

		public const int COMM_ITS_ROAD_EXCEPTION = 0x4500;   //路口设备异常报警
		public const int COMM_ITS_EXTERNAL_CONTROL_ALARM = 0x4520;  //外控报警
		public const int COMM_SCREEN_ALARM = 0x5000;  //多屏控制器报警类型
		public const int COMM_DVCS_STATE_ALARM = 0x5001;  //分布式大屏控制器报警上传
		public const int COMM_ALARM_VQD = 0x6000;  //VQD主动报警上传 
		public const int COMM_PUSH_UPDATE_RECORD_INFO = 0x6001;  //推模式录像信息上传
		public const int COMM_DIAGNOSIS_UPLOAD = 0x5100;  //诊断服务器VQD报警上传
		public const int COMM_ALARM_ACS = 0x5002;  //门禁主机报警
		public const int COMM_ID_INFO_ALARM = 0x5200;  //身份证信息上传
		public const int COMM_PASSNUM_INFO_ALARM = 0x5201;  //通行人数上报
		public const int COMM_ISAPI_ALARM = 0x6009;

		/*************操作异常类型(消息方式, 回调方式(保留))****************/
		public const int EXCEPTION_EXCHANGE = 32768;//用户交互时异常
		public const int EXCEPTION_AUDIOEXCHANGE = 32769;//语音对讲异常
		public const int EXCEPTION_ALARM = 32770;//报警异常
		public const int EXCEPTION_PREVIEW = 32771;//网络预览异常
		public const int EXCEPTION_SERIAL = 32772;//透明通道异常
		public const int EXCEPTION_RECONNECT = 32773;//预览时重连
		public const int EXCEPTION_ALARMRECONNECT = 32774;//报警时重连
		public const int EXCEPTION_SERIALRECONNECT = 32775;//透明通道重连
		public const int EXCEPTION_PLAYBACK = 32784;//回放异常
		public const int EXCEPTION_DISKFMT = 32785;//硬盘格式化

		/********************预览回调函数*********************/
		public const int NET_DVR_SYSHEAD = 1;//系统头数据
		public const int NET_DVR_STREAMDATA = 2;//视频流数据（包括复合流和音视频分开的视频流数据）
		public const int NET_DVR_AUDIOSTREAMDATA = 3;//音频流数据
		public const int NET_DVR_STD_VIDEODATA = 4;//标准视频流数据
		public const int NET_DVR_STD_AUDIODATA = 5;//标准音频流数据

		//回调预览中的状态和消息
		public const int NET_DVR_REALPLAYEXCEPTION = 111;//预览异常
		public const int NET_DVR_REALPLAYNETCLOSE = 112;//预览时连接断开
		public const int NET_DVR_REALPLAY5SNODATA = 113;//预览5s没有收到数据
		public const int NET_DVR_REALPLAYRECONNECT = 114;//预览重连

		/********************回放回调函数*********************/
		public const int NET_DVR_PLAYBACKOVER = 101;//回放数据播放完毕
		public const int NET_DVR_PLAYBACKEXCEPTION = 102;//回放异常
		public const int NET_DVR_PLAYBACKNETCLOSE = 103;//回放时候连接断开
		public const int NET_DVR_PLAYBACK5SNODATA = 104;//回放5s没有收到数据

		/*********************回调函数类型 end************************/
		//设备型号(DVR类型)
		/* 设备类型 */
		public const int DVR = 1;/*对尚未定义的dvr类型返回NETRET_DVR*/
		public const int ATMDVR = 2;/*atm dvr*/
		public const int DVS = 3;/*DVS*/
		public const int DEC = 4;/* 6001D */
		public const int ENC_DEC = 5;/* 6001F */
		public const int DVR_HC = 6;/*8000HC*/
		public const int DVR_HT = 7;/*8000HT*/
		public const int DVR_HF = 8;/*8000HF*/
		public const int DVR_HS = 9;/* 8000HS DVR(no audio) */
		public const int DVR_HTS = 10; /* 8016HTS DVR(no audio) */
		public const int DVR_HB = 11; /* HB DVR(SATA HD) */
		public const int DVR_HCS = 12; /* 8000HCS DVR */
		public const int DVS_A = 13; /* 带ATA硬盘的DVS */
		public const int DVR_HC_S = 14; /* 8000HC-S */
		public const int DVR_HT_S = 15;/* 8000HT-S */
		public const int DVR_HF_S = 16;/* 8000HF-S */
		public const int DVR_HS_S = 17; /* 8000HS-S */
		public const int ATMDVR_S = 18;/* ATM-S */
		public const int LOWCOST_DVR = 19;/*7000H系列*/
		public const int DEC_MAT = 20; /*多路解码器*/
		public const int DVR_MOBILE = 21;/* mobile DVR */
		public const int DVR_HD_S = 22;   /* 8000HD-S */
		public const int DVR_HD_SL = 23;/* 8000HD-SL */
		public const int DVR_HC_SL = 24;/* 8000HC-SL */
		public const int DVR_HS_ST = 25;/* 8000HS_ST */
		public const int DVS_HW = 26; /* 6000HW */
		public const int DS630X_D = 27; /* 多路解码器 */
		public const int IPCAM = 30;/*IP 摄像机*/
		public const int MEGA_IPCAM = 31;/*X52MF系列,752MF,852MF*/
		public const int IPCAM_X62MF = 32;/*X62MF系列可接入9000设备,762MF,862MF*/
		public const int IPDOME = 40; /*IP 标清球机*/
		public const int IPDOME_MEGA200 = 41;/*IP 200万高清球机*/
		public const int IPDOME_MEGA130 = 42;/*IP 130万高清球机*/
		public const int IPMOD = 50;/*IP 模块*/
		public const int DS71XX_H = 71;/* DS71XXH_S */
		public const int DS72XX_H_S = 72;/* DS72XXH_S */
		public const int DS73XX_H_S = 73;/* DS73XXH_S */
		public const int DS76XX_H_S = 76;/* DS76XX_H_S */
		public const int DS81XX_HS_S = 81;/* DS81XX_HS_S */
		public const int DS81XX_HL_S = 82;/* DS81XX_HL_S */
		public const int DS81XX_HC_S = 83;/* DS81XX_HC_S */
		public const int DS81XX_HD_S = 84;/* DS81XX_HD_S */
		public const int DS81XX_HE_S = 85;/* DS81XX_HE_S */
		public const int DS81XX_HF_S = 86;/* DS81XX_HF_S */
		public const int DS81XX_AH_S = 87;/* DS81XX_AH_S */
		public const int DS81XX_AHF_S = 88;/* DS81XX_AHF_S */
		public const int DS90XX_HF_S = 90;  /*DS90XX_HF_S*/
		public const int DS91XX_HF_S = 91;  /*DS91XX_HF_S*/
		public const int DS91XX_HD_S = 92; /*91XXHD-S(MD)*/
		/**********************设备类型 end***********************/

		/*************************************************
		参数配置结构、参数(其中_V30为9000新增)
		**************************************************/
		/// <summary>
		/// 校时结构参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIME
		{
			public uint dwYear;
			public uint dwMonth;
			public uint dwDay;
			public uint dwHour;
			public uint dwMinute;
			public uint dwSecond;
		}

		/// <summary>
		/// 时间参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIME_V30
		{
			public ushort wYear;
			public byte byMonth;
			public byte byDay;
			public byte byHour;
			public byte byMinute;
			public byte bySecond;
			public byte byRes;
			public ushort wMilliSec;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIME_EX
		{
			public ushort wYear;
			public byte byMonth;
			public byte byDay;
			public byte byHour;
			public byte byMinute;
			public byte bySecond;
			public byte byRes;
		}

		/// <summary>
		/// 时间段(子结构)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCHEDTIME
		{
			/// <summary>
			/// 开始时间
			/// </summary>
			public byte byStartHour;
			/// <summary>
			/// 开始时间
			/// </summary>
			public byte byStartMin;
			/// <summary>
			/// 结束时间
			/// </summary>
			public byte byStopHour;
			/// <summary>
			/// 结束时间
			/// </summary>
			public byte byStopMin;
		}

		/*设备报警和异常处理方式*/
		/// <summary>
		/// 无响应
		/// </summary>
		public const int NOACTION = 0x0;
		/// <summary>
		/// 监视器上警告
		/// </summary>
		public const int WARNONMONITOR = 0x1;
		/// <summary>
		/// 声音警告
		/// </summary>
		public const int WARNONAUDIOOUT = 0x2;
		/// <summary>
		/// 上传中心
		/// </summary>
		public const int UPTOCENTER = 0x4;
		/// <summary>
		/// 触发报警输出
		/// </summary>
		public const int TRIGGERALARMOUT = 0x8;
		/// <summary>
		/// 触发抓图并上传E-mail
		/// </summary>
		public const int TRIGGERCATPIC = 0x10;
		/// <summary>
		/// 抓图并上传ftp
		/// </summary>
		public const int SEND_PIC_FTP = 0x200;
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STRUCTHEAD
		{
			/// <summary>
			/// 结构长度
			/// </summary>
			public ushort wLength;
			/// <summary>
			/// 高低4位分别代表高低版本，后续根据版本和长度进行扩展，不同的版本的长度进行限制
			/// </summary>
			public byte byVersion;
			/// <summary>
			/// 
			/// </summary>
			public byte byRes;
		}

		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HANDLEEXCEPTION_V41
		{
			/// <summary>
			/// 处理方式,处理方式的"或"结果
			/// 0x00: 无响应
			/// 0x01: 监视器上警告
			/// 0x02: 声音警告
			/// 0x04: 上传中心
			/// 0x08: 触发报警输出
			/// 0x10: Jpeg抓图并上传EMail
			/// 0x20: 无线声光报警器联动
			/// 0x40: 联动电子地图(目前只有PCNVR支持)
			/// 0x200: 抓图并上传FTP
			/// </summary>
			public uint dwHandleType;
			/// <summary>
			/// 触发的报警输出通道数（只读）最大支持数
			/// </summary>
			public uint dwMaxRelAlarmOutChanNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			/// <summary>
			/// 触发报警通道
			/// </summary>
			public uint[] dwRelAlarmOut;
			/// <summary>
			/// 保留
			/// </summary>  
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HANDLEEXCEPTION_V40
		{
			/// <summary>
			/// 处理方式,处理方式的"或"结果
			/// 0x00: 无响应
			/// 0x01: 监视器上警告
			/// 0x02: 声音警告
			/// 0x04: 上传中心
			/// 0x08: 触发报警输出
			/// 0x10: Jpeg抓图并上传EMail
			/// 0x20: 无线声光报警器联动
			/// 0x40: 联动电子地图(目前只有PCNVR支持)
			/// 0x200: 抓图并上传FTP
			/// </summary>
			public uint dwHandleType;
			public uint dwMaxRelAlarmOutChanNum; //触发的报警输出通道数（只读）最大支持数
			public uint dwRelAlarmOutChanNum; //触发的报警输出通道数 实际支持数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelAlarmOut; //触发报警通道      
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           //保留
		}

		/// <summary>
		/// 报警和异常处理结构(子结构)(多处使用)(9000扩展)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HANDLEEXCEPTION_V30
		{
			/// <summary>
			/// 处理方式,处理方式的"或"结果
			/// 0x00: 无响应
			/// 0x01: 监视器上警告
			/// 0x02: 声音警告
			/// 0x04: 上传中心
			/// 0x08: 触发报警输出
			/// 0x10: Jpeg抓图并上传EMail
			/// 0x20: 无线声光报警器联动
			/// 0x40: 联动电子地图(目前只有PCNVR支持)
			/// 0x200: 抓图并上传FTP
			/// </summary>
			public uint dwHandleType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V30, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 报警触发的输出通道,报警触发的输出,为1表示触发该输出
			/// </summary>
			public byte[] byRelAlarmOut;
		}

		/// <summary>
		/// 报警和异常处理结构(子结构)(多处使用)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HANDLEEXCEPTION
		{
			/// <summary>
			/// 处理方式,处理方式的"或"结果
			/// 0x00: 无响应
			/// 0x01: 监视器上警告
			/// 0x02: 声音警告
			/// 0x04: 上传中心
			/// 0x08: 触发报警输出
			/// 0x10: Jpeg抓图并上传EMail
			/// </summary>
			public uint dwHandleType;
			/// <summary>
			/// 报警触发的输出通道,报警触发的输出,为1表示触发该输出
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelAlarmOut;//
		}

		/// <summary>
		/// DVR设备参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICECFG
		{
			/// <summary>
			/// 
			/// </summary>
			public uint dwSize;
			/// <summary>
			/// DVR名称
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDVRName;
			/// <summary>
			/// DVR ID,用于遥控器 //V1.4(0-99), V1.5(0-255)
			/// </summary>
			public uint dwDVRID;
			/// <summary>
			/// 是否循环录像,0:不是; 1:是
			/// </summary>
			public uint dwRecycleRecord;

			//以下不可更改

			/// <summary>
			/// 序列号
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;
			/// <summary>
			/// 软件版本号,高16位是主版本,低16位是次版本
			/// </summary>
			public uint dwSoftwareVersion;
			/// <summary>
			/// 软件生成日期,0xYYYYMMDD
			/// </summary>
			public uint dwSoftwareBuildDate;
			/// <summary>
			/// DSP软件版本,高16位是主版本,低16位是次版本
			/// </summary>
			public uint dwDSPSoftwareVersion;
			/// <summary>
			/// DSP软件生成日期,0xYYYYMMDD
			/// </summary>
			public uint dwDSPSoftwareBuildDate;
			public uint dwPanelVersion;// 前面板版本,高16位是主版本,低16位是次版本
			public uint dwHardwareVersion;// 硬件版本,高16位是主版本,低16位是次版本
			public byte byAlarmInPortNum;//DVR报警输入个数
			public byte byAlarmOutPortNum;//DVR报警输出个数
			public byte byRS232Num;//DVR 232串口个数
			public byte byRS485Num;//DVR 485串口个数
			public byte byNetworkPortNum;//网络口个数
			public byte byDiskCtrlNum;//DVR 硬盘控制器个数
			public byte byDiskNum;//DVR 硬盘个数
			public byte byDVRType;//DVR类型, 1:DVR 2:ATM DVR 3:DVS ......
			public byte byChanNum;//DVR 通道个数
			public byte byStartChan;//起始通道号,例如DVS-1,DVR - 1
			public byte byDecordChans;//DVR 解码路数
			public byte byVGANum;//VGA口的个数
			public byte byUSBNum;//USB口的个数
			public byte byAuxoutNum;//辅口的个数
			public byte byAudioNum;//语音口的个数
			public byte byIPChanNum;//最大数字通道数
		}

		/*IP地址*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_IPADDR
		{

			/// char[16]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sIpV4;

			/// BYTE[128]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void Init()
			{
				byRes = new byte[128];
			}
		}

		/*网络数据结构(子结构)(9000扩展)*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ETHERNET_V30
		{
			public NET_DVR_IPADDR struDVRIP;//DVR IP地址
			public NET_DVR_IPADDR struDVRIPMask;//DVR IP地址掩码
			public uint dwNetInterface;//网络接口：1-10MBase-T；2-10MBase-T全双工；3-100MBase-TX；4-100M全双工；5-10M/100M/1000M自适应；6-1000M全双工
			public ushort wDVRPort;//端口号
			public ushort wMTU;//增加MTU设置，默认1500。
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;// 物理地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*网络数据结构(子结构)*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_ETHERNET
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIP;//DVR IP地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIPMask;//DVR IP地址掩码
			public uint dwNetInterface;//网络接口 1-10MBase-T 2-10MBase-T全双工 3-100MBase-TX 4-100M全双工 5-10M/100M自适应
			public ushort wDVRPort;//端口号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;//服务器的物理地址
		}

		//pppoe结构
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PPPOECFG
		{
			public uint dwPPPOE;//0-不启用,1-启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPPPoEUser;//PPPoE用户名
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PASSWD_LEN)]
			public string sPPPoEPassword;// PPPoE密码
			public NET_DVR_IPADDR struPPPoEIP;//PPPoE IP地址
		}

		//网络配置结构(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NETCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ETHERNET, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ETHERNET_V30[] struEtherNet;//以太网口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPADDR[] struRes1;/*保留*/
			public NET_DVR_IPADDR struAlarmHostIpAddr;/* 报警主机IP地址 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public ushort wAlarmHostIpPort;
			public byte byUseDhcp;
			public byte byRes3;
			public NET_DVR_IPADDR struDnsServer1IpAddr;/* 域名服务器1的IP地址 */
			public NET_DVR_IPADDR struDnsServer2IpAddr;/* 域名服务器2的IP地址 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byIpResolver;
			public ushort wIpResolverPort;
			public ushort wHttpPortNo;
			public NET_DVR_IPADDR struMulticastIpAddr;/* 多播组地址 */
			public NET_DVR_IPADDR struGatewayIpAddr;/* 网关地址 */
			public NET_DVR_PPPOECFG struPPPoE;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//单个网卡配置信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ETHERNET_MULTI
		{
			public NET_DVR_IPADDR struDVRIP;
			public NET_DVR_IPADDR struDVRIPMask;
			public uint dwNetInterface;
			public byte byCardType;  //网卡类型，0-普通网卡，1-内网网卡，2-外网网卡
			public byte byRes1;
			public ushort wMTU;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public byte byUseDhcp;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			public NET_DVR_IPADDR struGatewayIpAddr;
			public NET_DVR_IPADDR struDnsServer1IpAddr;
			public NET_DVR_IPADDR struDnsServer2IpAddr;
		}

		//多网卡网络配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NETCFG_MULTI
		{
			public uint dwSize;
			public byte byDefaultRoute;
			public byte byNetworkCardNum;
			public byte byWorkMode;   //0-普通多网卡模式，1-内外网隔离模式
			public byte byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NETWORK_CARD, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ETHERNET_MULTI[] struEtherNet;//以太网口
			public NET_DVR_IPADDR struManageHost1IpAddr;
			public NET_DVR_IPADDR struManageHost2IpAddr;
			public NET_DVR_IPADDR struAlarmHostIpAddr;
			public ushort wManageHost1Port;
			public ushort wManageHost2Port;
			public ushort wAlarmHostIpPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byIpResolver;
			public ushort wIpResolverPort;
			public ushort wDvrPort;
			public ushort wHttpPortNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_IPADDR struMulticastIpAddr;/* 多播组地址 */
			public NET_DVR_PPPOECFG struPPPoE;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		//网络配置结构
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_NETCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ETHERNET, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ETHERNET[] struEtherNet;/* 以太网口 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sManageHostIP;//远程管理主机地址
			public ushort wManageHostPort;//远程管理主机端口号
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sIPServerIP;//IPServer服务器地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sMultiCastIP;//多播组地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sGatewayIP;//网关地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sNFSIP;//NFS主机IP地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PATHNAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNFSDirectory;//NFS目录
			public uint dwPPPOE;//0-不启用,1-启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPPPoEUser;//PPPoE用户名
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PASSWD_LEN)]
			public string sPPPoEPassword;// PPPoE密码
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sPPPoEIP;//PPPoE IP地址(只读)
			public ushort wHttpPort;//HTTP端口号
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_SIP_CFG
		{
			public uint dwSize;
			public byte byEnableAutoLogin;    //使能自动注册，0-不使能，1-使能
			public byte byLoginStatus;  //注册状态，0-未注册，1-已注册，此参数只能获取
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR stuServerIP;  //SIP服务器IP
			public ushort wServerPort;    //SIP服务器端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName;  //注册用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassWord; //注册密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NUMBER_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDispalyName; //设备显示名称
			public ushort wLocalPort;     //本地端口
			public byte byLoginCycle;   //注册周期，1-99分钟
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 129, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//IP可视对讲分机配置
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_IP_VIEW_DEVCFG
		{
			public uint dwSize;
			public byte byDefaultRing; //默认铃音，范围1-6
			public byte byRingVolume;  //铃音音量，范围0-9
			public byte byInputVolume; //输入音量值，范围0-6
			public byte byOutputVolume; //输出音量值，范围0-9	
			public ushort wRtpPort;  //Rtp端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwPreviewDelayTime; //预览延时配置，0-30秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//Ip可视对讲音频相关参数配置
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_IP_VIEW_AUDIO_CFG
		{
			public uint dwSize;
			public byte byAudioEncPri1; //音频编码优先级1，0-OggVorbis，1-G711_U，2-G711_A， 5-MPEG2,6-G726，7-AAC
			public byte byAudioEncPri2; //音频编码优先级2，当sip服务器不支持音频编码1时会使用音频编码2，0-OggVorbis，1-G711_U，2-G711_A， 5-MPEG2,6-G726，7-AAC
			public ushort wAudioPacketLen1; //音频编码1数据包长度
			public ushort wAudioPacketLen2; //音频编码2数据包长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//IP分机呼叫对讲参数配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_IP_VIEW_CALL_CFG
		{
			public uint dwSize;
			public byte byEnableAutoResponse; //使能自动应答,0-不使能，1-使能
			public byte byAudoResponseTime; //自动应答时间，0-30秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byEnableAlarmNumber1; //启动报警号码1，0-不启动，1-启动
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NUMBER_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmNumber1; //呼叫号码1
			public byte byEnableAlarmNumber2; //启动报警号码2，0-不启动，1-启动
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NUMBER_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmNumber2; //呼叫号码2，呼叫号码1失败会尝试呼叫号码2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 72, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes4;
		}

		//通道图象结构
		//移动侦测(子结构)(按组方式扩展)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_RECORDCHAN
		{
			public uint dwMaxRecordChanNum;   //设备支持的最大关联录像通道数-只读
			public uint dwCurRecordChanNum;   //当前实际已配置的关联录像通道数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint dwRelRecordChan;     /* 实际触发录像通道，按值表示,采用紧凑型排列，从下标0 - MAX_CHANNUM_V30-1有效，如果中间遇到0xffffffff,则后续无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //保留
		}

		//通道图象结构
		//移动侦测(子结构)(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MOTION_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 96 * 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byMotionScope;/*侦测区域,0-96位,表示64行,共有96*64个小宏块,为1表示是移动侦测区域,0-表示不是*/
			public byte byMotionSensitive;/*移动侦测灵敏度, 0 - 5,越高越灵敏,oxff关闭*/
			public byte byEnableHandleMotion;/* 是否处理移动侦测 0－否 1－是*/
			public byte byEnableDisplay;/* 启用移动侦测高亮显示：0- 否，1- 是 */
			public byte reservedData;
			public NET_DVR_HANDLEEXCEPTION_V30 struMotionHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;/*布防时间*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;/* 报警触发的录象通道*/
		}

		//移动侦测(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 396, ArraySubType = UnmanagedType.I1)]
			public byte[] byMotionScope;/*侦测区域,共有22*18个小宏块,为1表示改宏块是移动侦测区域,0-表示不是*/
			public byte byMotionSensitive;/*移动侦测灵敏度, 0 - 5,越高越灵敏,0xff关闭*/
			public byte byEnableHandleMotion;/* 是否处理移动侦测 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 2)]
			public string reservedData;
			public NET_DVR_HANDLEEXCEPTION strMotionHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;//报警触发的录象通道,为1表示触发该通道
		}

		//遮挡报警(子结构)(9000扩展)  区域大小704*576
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HIDEALARM_V30
		{
			public uint dwEnableHideAlarm;/* 是否启动遮挡报警 ,0-否,1-低灵敏度 2-中灵敏度 3-高灵敏度*/
			public ushort wHideAlarmAreaTopLeftX;/* 遮挡区域的x坐标 */
			public ushort wHideAlarmAreaTopLeftY;/* 遮挡区域的y坐标 */
			public ushort wHideAlarmAreaWidth;/* 遮挡区域的宽 */
			public ushort wHideAlarmAreaHeight;/*遮挡区域的高*/
			public NET_DVR_HANDLEEXCEPTION_V30 strHideAlarmHandleType;  /* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
		}

		//遮挡报警(子结构)  区域大小704*576
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HIDEALARM
		{
			public uint dwEnableHideAlarm;/* 是否启动遮挡报警 ,0-否,1-低灵敏度 2-中灵敏度 3-高灵敏度*/
			public ushort wHideAlarmAreaTopLeftX;/* 遮挡区域的x坐标 */
			public ushort wHideAlarmAreaTopLeftY;/* 遮挡区域的y坐标 */
			public ushort wHideAlarmAreaWidth;/* 遮挡区域的宽 */
			public ushort wHideAlarmAreaHeight;/*遮挡区域的高*/
			public NET_DVR_HANDLEEXCEPTION strHideAlarmHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
		}

		//信号丢失报警(子结构)(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VILOST_V30
		{
			public byte byEnableHandleVILost;/* 是否处理信号丢失报警 */
			public NET_DVR_HANDLEEXCEPTION_V30 strVILostHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 56, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
		}

		//信号丢失报警(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VILOST
		{
			public byte byEnableHandleVILost;/* 是否处理信号丢失报警 */
			public NET_DVR_HANDLEEXCEPTION strVILostHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
		}

		//遮挡区域(子结构)
		[System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
		public struct NET_DVR_SHELTER
		{
			public ushort wHideAreaTopLeftX;/* 遮挡区域的x坐标 */
			public ushort wHideAreaTopLeftY;/* 遮挡区域的y坐标 */
			public ushort wHideAreaWidth;/* 遮挡区域的宽 */
			public ushort wHideAreaHeight;/*遮挡区域的高*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COLOR
		{
			public byte byBrightness;/*亮度,0-255*/
			public byte byContrast;/*对比度,0-255*/
			public byte bySaturation;/*饱和度,0-255*/
			public byte byHue;/*色调,0-255*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_RGB_COLOR
		{
			public byte byRed;   //RGB颜色三分量中的红色
			public byte byGreen; //RGB颜色三分量中的绿色
			public byte byBlue; //RGB颜色三分量中的蓝色
			public byte byRes;  //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_DAYTIME
		{
			public byte byHour;//0~24
			public byte byMinute;//0~60
			public byte bySecond;//0~60
			public byte byRes;
			public ushort wMilliSecond; //0~1000
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_SCHEDULE_DAYTIME
		{
			public NET_DVR_DAYTIME struStartTime; //开始时间
			public NET_DVR_DAYTIME struStopTime; //结束时间
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_DNMODE
		{
			public byte byObjectSize;//占比参数(0~100)
			public byte byMotionSensitive; /*移动侦测灵敏度, 0 - 5,越高越灵敏,0xff关闭*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION_MULTI_AREAPARAM
		{
			public byte byAreaNo;//区域编号(IPC- 1~8)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_VCA_RECT struRect;//单个区域的坐标信息(矩形) size = 16;
			public NET_DVR_DNMODE struDayNightDisable;//关闭模式
			public NET_DVR_DNMODE struDayModeParam;//白天模式
			public NET_DVR_DNMODE struNightModeParam;//夜晚模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION_MULTI_AREA
		{
			public byte byDayNightCtrl;//日夜控制 0~关闭,1~自动切换,2~定时切换(默认关闭)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_SCHEDULE_DAYTIME struScheduleTime;//切换时间  16
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_MULTI_AREA_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MOTION_MULTI_AREAPARAM[] struMotionMultiAreaParam;//最大支持24个区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION_SINGLE_AREA
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64 * 96, ArraySubType = UnmanagedType.I1)]
			public byte[] byMotionScope;        /*侦测区域,0-96位,表示64行,共有96*64个小宏块,目前有效的是22*18,为1表示是移动侦测区域,0-表示不是*/
			public byte byMotionSensitive;          /*移动侦测灵敏度, 0 - 5,越高越灵敏,0xff关闭*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}


		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION_MODE_PARAM
		{
			public NET_DVR_MOTION_SINGLE_AREA struMotionSingleArea; //普通模式下的单区域设
			public NET_DVR_MOTION_MULTI_AREA struMotionMultiArea; //专家模式下的多区域设置	
		}

		//移动侦测
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MOTION_V40
		{
			public NET_DVR_MOTION_MODE_PARAM struMotionMode; //(5.1.0新增)
			public byte byEnableHandleMotion;       /* 是否处理移动侦测 0－否 1－是*/
			public byte byEnableDisplay;    /*启用移动侦测高亮显示，0-否，1-是*/
			public byte byConfigurationMode; //0~普通,1~专家(5.1.0新增)
			public byte byRes1; //保留字节
			/* 异常处理方式 */
			public uint dwHandleType;        //异常处理,异常处理方式的"或"结果  
			/*0x00: 无响应*/
			/*0x01: 监视器上警告*/
			/*0x02: 声音警告*/
			/*0x04: 上传中心*/
			/*0x08: 触发报警输出*/
			/*0x10: 触发JPRG抓图并上传Email*/
			/*0x20: 无线声光报警器联动*/
			/*0x40: 联动电子地图(目前只有PCNVR支持)*/
			/*0x200: 抓图并上传FTP*/
			public uint dwMaxRelAlarmOutChanNum; //触发的报警输出通道数（只读）最大支持数量
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelAlarmOut; //实际触发的报警输出号，按值表示,采用紧凑型排列，从下标0 - dwRelAlarmOut -1有效，如果中间遇到0xffffffff,则后续无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime; /*布防时间*/
			/*触发的录像通道*/
			public uint dwMaxRecordChanNum;   //设备支持的最大关联录像通道数-只读
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelRecordChan;   /* 实际触发录像通道，按值表示,采用紧凑型排列，从下标0 - dwRelRecordChan -1有效，如果中间遇到0xffffffff,则后续无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留字节
		}

		//遮挡报警
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_HIDEALARM_V40
		{
			public uint dwEnableHideAlarm;  /* 是否启动遮挡报警，0-否，1-低灵敏度，2-中灵敏度，3-高灵敏度*/
			public ushort wHideAlarmAreaTopLeftX;           /* 遮挡区域的x坐标 */
			public ushort wHideAlarmAreaTopLeftY;           /* 遮挡区域的y坐标 */
			public ushort wHideAlarmAreaWidth;              /* 遮挡区域的宽 */
			public ushort wHideAlarmAreaHeight;             /*遮挡区域的高*/
			/* 信号丢失触发报警输出 */
			public uint dwHandleType;        //异常处理,异常处理方式的"或"结果  
			/*0x00: 无响应*/
			/*0x01: 监视器上警告*/
			/*0x02: 声音警告*/
			/*0x04: 上传中心*/
			/*0x08: 触发报警输出*/
			/*0x10: 触发JPRG抓图并上传Email*/
			/*0x20: 无线声光报警器联动*/
			/*0x40: 联动电子地图(目前只有PCNVR支持)*/
			/*0x200: 抓图并上传FTP*/
			public uint dwMaxRelAlarmOutChanNum; //触发的报警输出通道数（只读）最大支持数量
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelAlarmOut; /*触发报警输出号，按值表示,采用紧凑型排列，从下标0 - dwRelAlarmOut -1有效，如果中间遇到0xffffffff,则后续无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime; /*布防时间*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		//信号丢失报警
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_VILOST_V40
		{
			public uint dwEnableVILostAlarm;                /* 是否启动信号丢失报警 ,0-否,1-是*/
			/* 信号丢失触发报警输出 */
			public uint dwHandleType;        //异常处理,异常处理方式的"或"结果     
			/*0x00: 无响应*/
			/*0x01: 监视器上警告*/
			/*0x02: 声音警告*/
			/*0x04: 上传中心*/
			/*0x08: 触发报警输出*/
			/*0x10: 触发JPRG抓图并上传Email*/
			/*0x20: 无线声光报警器联动*/
			/*0x40: 联动电子地图(目前只有PCNVR支持)*/
			/*0x200: 抓图并上传FTP*/
			public uint dwMaxRelAlarmOutChanNum; //触发的报警输出通道数（只读）最大支持数量
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelAlarmOut; /*触发报警输出号，按值表示,采用紧凑型排列，从下标0 - dwRelAlarmOut -1有效，如果中间遇到0xffffffff,则后续无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime; /*布防时间*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_VICOLOR
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_COLOR[] struColor;/*图象参数(第一个有效，其他三个保留)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struHandleTime;/*处理时间段(保留)*/
		}

		//通道图象结构(V40扩展)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PICCFG_V40
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sChanName;
			public uint dwVideoFormat;  /* 只读 视频制式 1-NTSC 2-PAL  */
			public NET_DVR_VICOLOR struViColor;//	图像参数按时间段设置
																				 //显示通道名
			public uint dwShowChanName; // 预览的图象上是否显示通道名称,0-不显示,1-显示
			public ushort wShowNameTopLeftX;                /* 通道名称显示位置的x坐标 */
			public ushort wShowNameTopLeftY;                /* 通道名称显示位置的y坐标 */
			//隐私遮挡
			public uint dwEnableHide;       /* 是否启动遮挡 ,0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SHELTERNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHELTER[] struShelter;
			//OSD
			public uint dwShowOsd;// 预览的图象上是否显示OSD,0-不显示,1-显示
			public ushort wOSDTopLeftX;             /* OSD的x坐标 */
			public ushort wOSDTopLeftY;             /* OSD的y坐标 */
			public byte byOSDType;                  /* OSD类型(主要是年月日格式) */
			/* 0: XXXX-XX-XX 年月日 */
			/* 1: XX-XX-XXXX 月日年 */
			/* 2: XXXX年XX月XX日 */
			/* 3: XX月XX日XXXX年 */
			/* 4: XX-XX-XXXX 日月年*/
			/* 5: XX日XX月XXXX年 */
			/*6: xx/xx/xxxx(月/日/年) */
			/*7: xxxx/xx/xx(年/月/日) */
			/*8: xx/xx/xxxx(日/月/年)*/
			public byte byDispWeek;             /* 是否显示星期 */
			public byte byOSDAttrib;                /* OSD属性:透明，闪烁 */
			/* 0: 不显示OSD */
			/* 1: 透明，闪烁 */
			/* 2: 透明，不闪烁 */
			/* 3: 不透明，闪烁 */
			/* 4: 不透明，不闪烁 */
			public byte byHourOSDType;              /* OSD小时制:0-24小时制,1-12小时制 */
			public byte byFontSize;      //16*16(中)/8*16(英)，1-32*32(中)/16*32(英)，2-64*64(中)/32*64(英) FOR 91系列HD-SDI高清DVR
			public byte byOSDColorType;  //0-默认（黑白）；1-自定义
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_VILOST_V40 struVILost;  //视频信号丢失报警（支持组）
			public NET_DVR_VILOST_V40 struAULost;  /*音频信号丢失报警（支持组）*/
			public NET_DVR_MOTION_V40 struMotion;  //移动侦测报警（支持组）
			public NET_DVR_HIDEALARM_V40 struHideAlarm;  //遮挡报警（支持组）
			public NET_DVR_RGB_COLOR struOsdColor;//OSD颜色
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//通道图象结构(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PICCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sChanName;
			public uint dwVideoFormat;/* 只读 视频制式 1-NTSC 2-PAL*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byReservedData;/*保留*/
			//显示通道名
			public uint dwShowChanName;// 预览的图象上是否显示通道名称,0-不显示,1-显示 区域大小704*576
			public ushort wShowNameTopLeftX;/* 通道名称显示位置的x坐标 */
			public ushort wShowNameTopLeftY;/* 通道名称显示位置的y坐标 */
			//视频信号丢失报警
			public NET_DVR_VILOST_V30 struVILost;
			public NET_DVR_VILOST_V30 struRes;/*保留*/
			//移动侦测
			public NET_DVR_MOTION_V30 struMotion;
			//遮挡报警
			public NET_DVR_HIDEALARM_V30 struHideAlarm;
			//遮挡  区域大小704*576
			public uint dwEnableHide;/* 是否启动遮挡 ,0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SHELTERNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHELTER[] struShelter;
			//OSD
			public uint dwShowOsd;// 预览的图象上是否显示OSD,0-不显示,1-显示 区域大小704*576
			public ushort wOSDTopLeftX;/* OSD的x坐标 */
			public ushort wOSDTopLeftY;/* OSD的y坐标 */
			public byte byOSDType;/* OSD类型(主要是年月日格式) */
			/* 0: XXXX-XX-XX 年月日 */
			/* 1: XX-XX-XXXX 月日年 */
			/* 2: XXXX年XX月XX日 */
			/* 3: XX月XX日XXXX年 */
			/* 4: XX-XX-XXXX 日月年*/
			/* 5: XX日XX月XXXX年 */
			public byte byDispWeek;/* 是否显示星期 */
			public byte byOSDAttrib;/* OSD属性:透明，闪烁 */
			/* 0: 不显示OSD */
			/* 1: 透明,闪烁 */
			/* 2: 透明,不闪烁 */
			/* 3: 闪烁,不透明 */
			/* 4: 不透明,不闪烁 */
			public byte byHourOSDType;/* OSD小时制:0-24小时制,1-12小时制 */
			public byte byFontSize;//字体大小，16*16(中)/8*16(英)，1-32*32(中)/16*32(英)，2-64*64(中)/32*64(英)  3-48*48(中)/24*48(英) 0xff-自适应(adaptive)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 63, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//通道图象结构SDK_V14扩展
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PICCFG_EX
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sChanName;
			public uint dwVideoFormat;/* 只读 视频制式 1-NTSC 2-PAL*/
			public byte byBrightness;/*亮度,0-255*/
			public byte byContrast;/*对比度,0-255*/
			public byte bySaturation;/*饱和度,0-255 */
			public byte byHue;/*色调,0-255*/
			//显示通道名
			public uint dwShowChanName;// 预览的图象上是否显示通道名称,0-不显示,1-显示 区域大小704*576
			public ushort wShowNameTopLeftX;/* 通道名称显示位置的x坐标 */
			public ushort wShowNameTopLeftY;/* 通道名称显示位置的y坐标 */
			//信号丢失报警
			public NET_DVR_VILOST struVILost;
			//移动侦测
			public NET_DVR_MOTION struMotion;
			//遮挡报警
			public NET_DVR_HIDEALARM struHideAlarm;
			//遮挡  区域大小704*576
			public uint dwEnableHide;/* 是否启动遮挡 ,0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SHELTERNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHELTER[] struShelter;
			//OSD
			public uint dwShowOsd;// 预览的图象上是否显示OSD,0-不显示,1-显示 区域大小704*576
			public ushort wOSDTopLeftX;/* OSD的x坐标 */
			public ushort wOSDTopLeftY;/* OSD的y坐标 */
			public byte byOSDType;/* OSD类型(主要是年月日格式) */
			/* 0: XXXX-XX-XX 年月日 */
			/* 1: XX-XX-XXXX 月日年 */
			/* 2: XXXX年XX月XX日 */
			/* 3: XX月XX日XXXX年 */
			/* 4: XX-XX-XXXX 日月年*/
			/* 5: XX日XX月XXXX年 */
			public byte byDispWeek;/* 是否显示星期 */
			public byte byOSDAttrib;/* OSD属性:透明，闪烁 */
			/* 0: 不显示OSD */
			/* 1: 透明,闪烁 */
			/* 2: 透明,不闪烁 */
			/* 3: 闪烁,不透明 */
			/* 4: 不透明,不闪烁 */
			public byte byHourOsdType;/* OSD小时制:0-24小时制,1-12小时制 */
		}

		//通道图象结构(SDK_V13及之前版本)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PICCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sChanName;
			public uint dwVideoFormat;/* 只读 视频制式 1-NTSC 2-PAL*/
			public byte byBrightness;/*亮度,0-255*/
			public byte byContrast;/*对比度,0-255*/
			public byte bySaturation;/*饱和度,0-255 */
			public byte byHue;/*色调,0-255*/
			//显示通道名
			public uint dwShowChanName;// 预览的图象上是否显示通道名称,0-不显示,1-显示 区域大小704*576
			public ushort wShowNameTopLeftX;/* 通道名称显示位置的x坐标 */
			public ushort wShowNameTopLeftY;/* 通道名称显示位置的y坐标 */
			//信号丢失报警
			public NET_DVR_VILOST struVILost;
			//移动侦测
			public NET_DVR_MOTION struMotion;
			//遮挡报警
			public NET_DVR_HIDEALARM struHideAlarm;
			//遮挡  区域大小704*576
			public uint dwEnableHide;/* 是否启动遮挡 ,0-否,1-是*/
			public ushort wHideAreaTopLeftX;/* 遮挡区域的x坐标 */
			public ushort wHideAreaTopLeftY;/* 遮挡区域的y坐标 */
			public ushort wHideAreaWidth;/* 遮挡区域的宽 */
			public ushort wHideAreaHeight;/*遮挡区域的高*/
			//OSD
			public uint dwShowOsd;// 预览的图象上是否显示OSD,0-不显示,1-显示 区域大小704*576
			public ushort wOSDTopLeftX;/* OSD的x坐标 */
			public ushort wOSDTopLeftY;/* OSD的y坐标 */
			public byte byOSDType;/* OSD类型(主要是年月日格式) */
			/* 0: XXXX-XX-XX 年月日 */
			/* 1: XX-XX-XXXX 月日年 */
			/* 2: XXXX年XX月XX日 */
			/* 3: XX月XX日XXXX年 */
			/* 4: XX-XX-XXXX 日月年*/
			/* 5: XX日XX月XXXX年 */
			public byte byDispWeek;/* 是否显示星期 */
			public byte byOSDAttrib;/* OSD属性:透明，闪烁 */
			/* 0: 不显示OSD */
			/* 1: 透明,闪烁 */
			/* 2: 透明,不闪烁 */
			/* 3: 闪烁,不透明 */
			/* 4: 不透明,不闪烁 */
			public byte reservedData2;
		}
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MULTI_STREAM_COMPRESSIONCFG_COND
		{
			public uint dwSize;
			public NET_DVR_STREAM_INFO struStreamInfo;
			public uint dwStreamType; //码流类型，0-主码流，1-子码流，2-事件类型，3-码流3，……（自定义码流类型需通过GET /ISAPI/Streaming/channels/<ID>/customStream获取当前通道已经添加的所有自定义码流ID。自定义码流为6~10，其索引值就是6~10）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MULTI_STREAM_COMPRESSIONCFG
		{
			public uint dwSize;
			public uint dwStreamType;        //码流类型，0-主码流，1-子码流，2-事件类型，3-码流3，……
			public NET_DVR_COMPRESSION_INFO_V30 struStreamPara;        //码流压缩参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 80, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//码流压缩参数(子结构)(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSION_INFO_V30
		{
			public byte byStreamType;//码流类型 0-视频流, 1-复合流, 表示事件压缩参数时最高位表示是否启用压缩参数
			public byte byResolution;//分辨率0-DCIF 1-CIF, 2-QCIF, 3-4CIF, 4-2CIF 5（保留）16-VGA（640*480） 17-UXGA（1600*1200） 18-SVGA （800*600）19-HD720p（1280*720）20-XVGA  21-HD900p
			public byte byBitrateType;//码率类型 0:变码率, 1:定码率
			public byte byPicQuality;//图象质量 0-最好 1-次好 2-较好 3-一般 4-较差 5-差
			public uint dwVideoBitrate;//视频码率 0-保留 1-16K 2-32K 3-48k 4-64K 5-80K 6-96K 7-128K 8-160k 9-192K 10-224K 11-256K 12-320K
																 // 13-384K 14-448K 15-512K 16-640K 17-768K 18-896K 19-1024K 20-1280K 21-1536K 22-1792K 23-2048K
																 //最高位(31位)置成1表示是自定义码流, 0-30位表示码流值。
			public uint dwVideoFrameRate;//帧率 0-全部; 1-1/16; 2-1/8; 3-1/4; 4-1/2; 5-1; 6-2; 7-4; 8-6; 9-8; 10-10; 11-12; 12-16; 13-20; V2.0版本中新加14-15; 15-18; 16-22;
			public ushort wIntervalFrameI;//I帧间隔
																		//2006-08-11 增加单P帧的配置接口，可以改善实时流延时问题
			public byte byIntervalBPFrame;//0-BBP帧; 1-BP帧; 2-单P帧
			public byte byres1; //保留
			public byte byVideoEncType;//视频编码类型 0 hik264;1标准h264; 2标准mpeg4;
			public byte byAudioEncType; //音频编码类型 0－OggVorbis
			public byte byVideoEncComplexity; //视频编码复杂度，0-低，1-中，2高,0xfe:自动，和源一致
			public byte byEnableSvc; //0 - 不启用SVC功能；1- 启用SVC功能
			public byte byFormatType; //封装类型，1-裸流，2-RTP封装，3-PS封装，4-TS封装，5-私有，6-FLV，7-ASF，8-3GP,9-RTP+PS（国标：GB28181），0xff-无效
			public byte byAudioBitRate; //音频码率0-默认，1-8Kbps, 2- 16Kbps, 3-32Kbps，4-64Kbps，5-128Kbps，6-192Kbps；(IPC5.1.0默认4-64Kbps)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byres;//这里保留音频的压缩参数
		}

		//通道压缩参数(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSIONCFG_V30
		{
			public uint dwSize;
			public NET_DVR_COMPRESSION_INFO_V30 struNormHighRecordPara;//录像 对应8000的普通
			public NET_DVR_COMPRESSION_INFO_V30 struRes;//保留 char reserveData[28];
			public NET_DVR_COMPRESSION_INFO_V30 struEventRecordPara;//事件触发压缩参数
			public NET_DVR_COMPRESSION_INFO_V30 struNetPara;//网传(子码流)
		}

		//码流压缩参数(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSION_INFO
		{
			public byte byStreamType;//码流类型0-视频流,1-复合流,表示压缩参数时最高位表示是否启用压缩参数
			public byte byResolution;//分辨率0-DCIF 1-CIF, 2-QCIF, 3-4CIF, 4-2CIF, 5-2QCIF(352X144)(车载专用)
			public byte byBitrateType;//码率类型0:变码率，1:定码率
			public byte byPicQuality;//图象质量 0-最好 1-次好 2-较好 3-一般 4-较差 5-差
			public uint dwVideoBitrate; //视频码率 0-保留 1-16K(保留) 2-32K 3-48k 4-64K 5-80K 6-96K 7-128K 8-160k 9-192K 10-224K 11-256K 12-320K
																	// 13-384K 14-448K 15-512K 16-640K 17-768K 18-896K 19-1024K 20-1280K 21-1536K 22-1792K 23-2048K
																	//最高位(31位)置成1表示是自定义码流, 0-30位表示码流值(MIN-32K MAX-8192K)。
			public uint dwVideoFrameRate;//帧率 0-全部; 1-1/16; 2-1/8; 3-1/4; 4-1/2; 5-1; 6-2; 7-4; 8-6; 9-8; 10-10; 11-12; 12-16; 13-20;
		}

		//通道压缩参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSIONCFG
		{
			public uint dwSize;
			public NET_DVR_COMPRESSION_INFO struRecordPara;//录像/事件触发录像
			public NET_DVR_COMPRESSION_INFO struNetPara;//网传/保留
		}

		//码流压缩参数(子结构)(扩展) 增加I帧间隔
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSION_INFO_EX
		{
			public byte byStreamType;//码流类型0-视频流, 1-复合流
			public byte byResolution;//分辨率0-DCIF 1-CIF, 2-QCIF, 3-4CIF, 4-2CIF, 5-2QCIF(352X144)(车载专用)
			public byte byBitrateType;//码率类型0:变码率，1:定码率
			public byte byPicQuality;//图象质量 0-最好 1-次好 2-较好 3-一般 4-较差 5-差
			public uint dwVideoBitrate;//视频码率 0-保留 1-16K(保留) 2-32K 3-48k 4-64K 5-80K 6-96K 7-128K 8-160k 9-192K 10-224K 11-256K 12-320K
																 // 13-384K 14-448K 15-512K 16-640K 17-768K 18-896K 19-1024K 20-1280K 21-1536K 22-1792K 23-2048K
																 //最高位(31位)置成1表示是自定义码流, 0-30位表示码流值(MIN-32K MAX-8192K)。
			public uint dwVideoFrameRate;//帧率 0-全部; 1-1/16; 2-1/8; 3-1/4; 4-1/2; 5-1; 6-2; 7-4; 8-6; 9-8; 10-10; 11-12; 12-16; 13-20, //V2.0增加14-15, 15-18, 16-22;
			public ushort wIntervalFrameI;//I帧间隔
																		//2006-08-11 增加单P帧的配置接口，可以改善实时流延时问题
			public byte byIntervalBPFrame;//0-BBP帧; 1-BP帧; 2-单P帧
			public byte byRes;
		}

		//通道压缩参数(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSIONCFG_EX
		{
			public uint dwSize;
			public NET_DVR_COMPRESSION_INFO_EX struRecordPara;//录像
			public NET_DVR_COMPRESSION_INFO_EX struNetPara;//网传
		}

		//时间段录像参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_RECORDSCHED
		{
			public NET_DVR_SCHEDTIME struRecordTime;
			public byte byRecordType;//0:定时录像，1:移动侦测，2:报警录像，3:动测|报警，4:动测&报警, 5:命令触发, 6: 智能录像
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 3)]
			public string reservedData;
		}

		//全天录像参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORDDAY
		{
			public ushort wAllDayRecord;/* 是否全天录像 0-否 1-是*/
			public byte byRecordType;/* 录象类型 0:定时录像，1:移动侦测，2:报警录像，3:动测|报警，4:动测&报警 5:命令触发, 6: 智能录像*/
			public byte reservedData;
		}

		//时间段录像参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORDSCHED_V40
		{
			public NET_DVR_SCHEDTIME struRecordTime;
			/*录像类型，0:定时录像，1:移动侦测，2:报警录像，3:动测|报警，4:动测&报警 5:命令触发, 
			6-智能报警录像，10-PIR报警，11-无线报警，12-呼救报警，13-全部事件,14-智能交通事件, 
			15-越界侦测,16-区域入侵,17-声音异常,18-场景变更侦测,
			19-智能侦测(越界侦测|区域入侵|人脸侦测|声音异常|场景变更侦测),20－人脸侦测,21-POS录像,
			22-进入区域侦测, 23-离开区域侦测,24-徘徊侦测,25-人员聚集侦测,26-快速运动侦测,27-停车侦测,
			28-物品遗留侦测,29-物品拿取侦测,30-火点检测，31-防破坏检测,32-打架斗殴事件(司法),33-起身事件(司法), 34-瞌睡事件(司法)
			35-船只检测, 36-测温预警，37-测温报警，38-温差报警，39-离线测温报警,40-防区报警，41-紧急求助,42-业务咨询,43-起身检测,44-折线攀高,45-如厕超时，46-人脸抓拍，47-非法摆摊,48-目标抓拍,
			49-剧烈运动，50离岗检测，51-起立，52人数变化 */
			public byte byRecordType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 31, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//全天录像参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORDDAY_V40
		{
			public byte byAllDayRecord; /* 是否全天录像 0-否 1-是*/
			/*录像类型，0:定时录像，1:移动侦测，2:报警录像，3:动测|报警，4:动测&报警 5:命令触发, 
			6-智能报警录像，10-PIR报警，11-无线报警，12-呼救报警，13-全部事件,14-智能交通事件, 
			15-越界侦测,16-区域入侵,17-声音异常,18-场景变更侦测,
			19-智能侦测(越界侦测|区域入侵|人脸侦测|声音异常|场景变更侦测),20－人脸侦测,21-POS录像,
			22-进入区域侦测, 23-离开区域侦测,24-徘徊侦测,25-人员聚集侦测,26-快速运动侦测,27-停车侦测,
			28-物品遗留侦测,29-物品拿取侦测,30-火点检测，31-防破坏检测,32-打架斗殴事件(司法),33-起身事件(司法), 34-瞌睡事件(司法)
			35-船只检测, 36-测温预警，37-测温报警，38-温差报警，39-离线测温报警,40-防区报警，41-紧急求助,42-业务咨询,43-起身检测,44-折线攀高,45-如厕超时,46-人脸抓拍,47-非法摆摊,48-目标抓拍,
			49-剧烈运动，50离岗检测，51-起立，52人数变化*/
			public byte byRecordType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 62, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD_V40
		{
			public uint dwSize;
			public uint dwRecord;                          /*是否录像 0-否 1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDDAY_V40[] struRecAllDay;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDSCHED_V40[] struRecordSched;
			public uint dwRecordTime;                    /* 录象延时长度 0-5秒， 1-10秒， 2-30秒， 3-1分钟， 4-2分钟， 5-5分钟， 6-10分钟*/
			public uint dwPreRecordTime;                /* 预录时间 0-不预录 1-5秒 2-10秒 3-15秒 4-20秒 5-25秒 6-30秒 7-0xffffffff(尽可能预录) */
			public uint dwRecorderDuration;                /* 录像保存的最长时间 */
			public byte byRedundancyRec;    /*是否冗余录像,重要数据双备份：0/1*/
			public byte byAudioRec;        /*录像时复合流编码时是否记录音频数据：国外有此法规*/
			public byte byStreamType;  // 0-主码流，1-子码流，2-主子码流同时 3-三码流
			public byte byPassbackRecord;  // 0:不回传录像 1：回传录像
			public ushort wLockDuration;  // 录像锁定时长，单位小时 0表示不锁定，0xffff表示永久锁定，录像段的时长大于锁定的持续时长的录像，将不会锁定
			public byte byRecordBackup;  // 0:录像不存档 1：录像存档
			public byte bySVCLevel;    //SVC抽帧类型：0-不抽，1-抽二分之一 2-抽四分之三
			public byte byRecordManage;   //录像调度，0-启用， 1-不启用; 启用时进行定时录像；不启用时不进行定时录像，但是录像计划仍在使用，比如移动侦测，回传都还在按这条录像计划进行
			public byte byExtraSaveAudio;//音频单独存储
			/*开启智能录像功能后，算法库是自动启用智能录像算法，其功能为若录像中无目标出现，会降低码率、帧率，而目标出现时又恢复全码率及帧率，从而达到减少资源消耗的目的*/
			public byte byIntelligentRecord;//是否开启智能录像功能 0-否 1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 125, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//通道录像参数配置(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD_V30
		{
			public uint dwSize;
			public uint dwRecord;/*是否录像 0-否 1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDDAY[] struRecAllDay;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDSCHED[] struRecordSched;
			public uint dwRecordTime;/* 录象延时长度 0-5秒， 1-20秒， 2-30秒， 3-1分钟， 4-2分钟， 5-5分钟， 6-10分钟*/
			public uint dwPreRecordTime;/* 预录时间 0-不预录 1-5秒 2-10秒 3-15秒 4-20秒 5-25秒 6-30秒 7-0xffffffff(尽可能预录) */
			public uint dwRecorderDuration;/* 录像保存的最长时间 */
			public byte byRedundancyRec;/*是否冗余录像,重要数据双备份：0/1*/
			public byte byAudioRec;/*录像时复合流编码时是否记录音频数据：国外有此法规*/
			public byte byStreamType;  // 0:主码流 1：子码流
			public byte byPassbackRecord;  // 0:不回传录像 1：回传录像
			public ushort wLockDuration;  // 录像锁定时长，单位小时 0表示不锁定，0xffff表示永久锁定，录像段的时长大于锁定的持续时长的录像，将不会锁定
			public byte byRecordBackup;  // 0:录像不存档 1：录像存档
			public byte bySVCLevel; //SVC抽帧类型：0-不抽，1-抽二分之一 2-抽四分之三
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byReserve;
		}

		//通道录像参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD
		{
			public uint dwSize;
			public uint dwRecord;/*是否录像 0-否 1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDDAY[] struRecAllDay;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDSCHED[] struRecordSched;
			public uint dwRecordTime;/* 录象时间长度 */
			public uint dwPreRecordTime;/* 预录时间 0-不预录 1-5秒 2-10秒 3-15秒 4-20秒 5-25秒 6-30秒 7-0xffffffff(尽可能预录) */
		}

		//云台协议表结构配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZ_PROTOCOL
		{
			public uint dwType;/*解码器类型值，从1开始连续递增*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDescribe;/*解码器的描述符，和8000中的一致*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PTZ_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PTZ_PROTOCOL[] struPtz;/*最大200中PTZ协议*/
			public uint dwPtzNum;/*有效的ptz协议数目，从0开始(即计算时加1)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}
		/***************************云台类型(end)******************************/

		//通道解码器(云台)参数配置(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODERCFG_V30
		{
			public uint dwSize;
			public uint dwBaudRate;//波特率(bps)，0－50，1－75，2－110，3－150，4－300，5－600，6－1200，7－2400，8－4800，9－9600，10－19200， 11－38400，12－57600，13－76800，14－115.2k;
			public byte byDataBit;// 数据有几位 0－5位，1－6位，2－7位，3－8位;
			public byte byStopBit;// 停止位 0－1位，1－2位
			public byte byParity;// 校验 0－无校验，1－奇校验，2－偶校验;
			public byte byFlowcontrol;// 0－无，1－软流控,2-硬流控
			public ushort wDecoderType;//解码器类型, 从0开始，对应ptz协议列表
			public ushort wDecoderAddress;/*解码器地址:0 - 255*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PRESET_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetPreset;/* 预置点是否设置,0-没有设置,1-设置*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CRUISE_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetCruise;/* 巡航是否设置: 0-没有设置,1-设置 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TRACK_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetTrack;/* 轨迹是否设置,0-没有设置,1-设置*/
		}

		//通道解码器(云台)参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODERCFG
		{
			public uint dwSize;
			public uint dwBaudRate; //波特率(bps)，0－50，1－75，2－110，3－150，4－300，5－600，6－1200，7－2400，8－4800，9－9600，10－19200， 11－38400，12－57600，13－76800，14－115.2k;
			public byte byDataBit; // 数据有几位 0－5位，1－6位，2－7位，3－8位;
			public byte byStopBit;// 停止位 0－1位，1－2位;
			public byte byParity; // 校验 0－无校验，1－奇校验，2－偶校验;
			public byte byFlowcontrol;// 0－无，1－软流控,2-硬流控
			public ushort wDecoderType;//解码器类型, 0－YouLi，1－LiLin-1016，2－LiLin-820，3－Pelco-p，4－DM DynaColor，5－HD600，6－JC-4116，7－Pelco-d WX，8－Pelco-d PICO
			public ushort wDecoderAddress;/*解码器地址:0 - 255*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PRESET, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetPreset;/* 预置点是否设置,0-没有设置,1-设置*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CRUISE, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetCruise;/* 巡航是否设置: 0-没有设置,1-设置 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TRACK, ArraySubType = UnmanagedType.I1)]
			public byte[] bySetTrack;/* 轨迹是否设置,0-没有设置,1-设置*/
		}

		//ppp参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PPPCFG_V30
		{
			public NET_DVR_IPADDR struRemoteIP;//远端IP地址
			public NET_DVR_IPADDR struLocalIP;//本地IP地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sLocalIPMask;//本地IP地址掩码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			public byte byPPPMode;//PPP模式, 0－主动，1－被动
			public byte byRedial;//是否回拨 ：0-否,1-是
			public byte byRedialMode;//回拨模式,0-由拨入者指定,1-预置回拨号码
			public byte byDataEncrypt;//数据加密,0-否,1-是
			public uint dwMTU;//MTU
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PHONENUMBER_LEN)]
			public string sTelephoneNumber;//电话号码
		}

		//ppp参数配置(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PPPCFG
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sRemoteIP;//远端IP地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sLocalIP;//本地IP地址
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sLocalIPMask;//本地IP地址掩码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			public byte byPPPMode;//PPP模式, 0－主动，1－被动
			public byte byRedial;//是否回拨 ：0-否,1-是
			public byte byRedialMode;//回拨模式,0-由拨入者指定,1-预置回拨号码
			public byte byDataEncrypt;//数据加密,0-否,1-是
			public uint dwMTU;//MTU
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PHONENUMBER_LEN)]
			public string sTelephoneNumber;//电话号码
		}

		//RS232串口参数配置(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLE_RS232
		{
			public uint dwBaudRate;/*波特率(bps)，0－50，1－75，2－110，3－150，4－300，5－600，6－1200，7－2400，8－4800，9－9600，10－19200， 11－38400，12－57600，13－76800，14－115.2k;*/
			public byte byDataBit;/* 数据有几位 0－5位，1－6位，2－7位，3－8位 */
			public byte byStopBit;/* 停止位 0－1位，1－2位 */
			public byte byParity;/* 校验 0－无校验，1－奇校验，2－偶校验 */
			public byte byFlowcontrol;/* 0－无，1－软流控,2-硬流控 */
			public uint dwWorkMode; /* 工作模式，0－232串口用于PPP拨号，1－232串口用于参数控制，2－透明通道 */
		}

		//RS232串口参数配置(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RS232CFG_V30
		{
			public uint dwSize;
			public NET_DVR_SINGLE_RS232 struRs232;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 84, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_PPPCFG_V30 struPPPConfig;
		}

		//RS232串口参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RS232CFG
		{
			public uint dwSize;
			public uint dwBaudRate;//波特率(bps)，0－50，1－75，2－110，3－150，4－300，5－600，6－1200，7－2400，8－4800，9－9600，10－19200， 11－38400，12－57600，13－76800，14－115.2k;
			public byte byDataBit;// 数据有几位 0－5位，1－6位，2－7位，3－8位;
			public byte byStopBit;// 停止位 0－1位，1－2位;
			public byte byParity;// 校验 0－无校验，1－奇校验，2－偶校验;
			public byte byFlowcontrol;// 0－无，1－软流控,2-硬流控
			public uint dwWorkMode;// 工作模式，0－窄带传输(232串口用于PPP拨号)，1－控制台(232串口用于参数控制)，2－透明通道
			public NET_DVR_PPPCFG struPPPConfig;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PRESETCHAN_INFO
		{
			public uint dwEnablePresetChan; /*启用预置点的通道*/
			public uint dwPresetPointNo;        /*调用预置点通道对应的预置点序号, 0xfffffff表示不调用预置点。*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CRUISECHAN_INFO
		{
			public uint dwEnableCruiseChan; /*启用巡航的通道*/
			public uint dwCruiseNo;     /*巡航通道对应的巡航编号, 0xfffffff表示无效*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZTRACKCHAN_INFO
		{
			public uint dwEnablePtzTrackChan;   /*启用云台轨迹的通道*/
			public uint dwPtzTrackNo;       /*云台轨迹通道对应的编号, 0xfffffff表示无效*/
		}

		//报警输入参数配置(256路NVR扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINCFG_V40
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAlarmInName; /* 名称 */
			public byte byAlarmType;                //报警器类型,0：常开,1：常闭
			public byte byAlarmInHandle;            /* 是否处理 0-不处理 1-处理*/
			public byte byChannel;                 // 报警输入触发智能识别通道
			public byte byRes1;                    //保留			
			public uint dwHandleType;        //异常处理,异常处理方式的"或"结果   
			/*0x00: 无响应*/
			/*0x01: 监视器上警告*/
			/*0x02: 声音警告*/
			/*0x04: 上传中心*/
			/*0x08: 触发报警输出*/
			/*0x10: 触发JPRG抓图并上传Email*/
			/*0x20: 无线声光报警器联动*/
			/*0x40: 联动电子地图(目前只有PCNVR支持)*/
			/*0x200: 抓图并上传FTP*/
			public uint dwMaxRelAlarmOutChanNum; //触发的报警输出通道数（只读）最大支持数量
			public uint dwRelAlarmOutChanNum; //触发的报警输出通道数 实际支持数
			/// <summary>
			/// 触发报警通道
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelAlarmOut;
			/// <summary>
			/// 布防时间
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;

			/*触发的录像通道*/
			/// <summary>
			/// 设备支持的最大关联录像通道数-只读
			/// </summary>
			public uint dwMaxRecordChanNum;
			/// <summary>
			/// 当前实际已配置的关联录像通道数
			/// </summary>
			public uint dwCurRecordChanNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelRecordChan;   /* 实际触发录像通道，按值表示,采用紧凑型排列，从下标0 - dwCurRecordChanNum -1有效，如果中间遇到0xffffffff,则后续无效*/
			/// <summary>
			/// 最大可启用的云台控制总数(只读)
			/// </summary>
			public uint dwMaxEnablePtzCtrlNun;
			/// <summary>
			/// 当前已启用预置点的数目
			/// </summary>
			public uint dwEnablePresetChanNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PRESETCHAN_INFO[] struPresetChanInfo; //启用的预置点信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 516, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                   /*保留*/
			public uint dwEnableCruiseChanNum;  //当前已启用巡航的通道数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CRUISECHAN_INFO[] struCruiseChanInfo; //启用巡航功能通道的信息
			public uint dwEnablePtzTrackChanNum;  //当前已启用巡航的通道数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PTZTRACKCHAN_INFO[] struPtzTrackInfo; //调用云台轨迹的通道信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//报警输入参数配置(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAlarmInName;/* 名称 */
			public byte byAlarmType; //报警器类型,0：常开,1：常闭
			public byte byAlarmInHandle; /* 是否处理 0-不处理 1-处理*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_HANDLEEXCEPTION_V30 struAlarmHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;//报警触发的录象通道,为1表示触发该通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnablePreset;/* 是否调用预置点 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byPresetNo;/* 调用的云台预置点序号,一个报警输入可以调用多个通道的云台预置点, 0xff表示不调用预置点。*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 192, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;/*保留*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnableCruise;/* 是否调用巡航 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byCruiseNo;/* 巡航 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnablePtzTrack;/* 是否调用轨迹 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byPTZTrack;/* 调用的云台的轨迹序号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct STRUCT_IO_ALARM
		{
			public uint dwAlarmInputNo;     //发生报警的报警输入通道号，一次只有一个
			public uint dwTrigerAlarmOutNum;    /*触发的报警输出个数，用于后面计算变长数据部分中所有触发的报警输出通道号，四字节表示一个*/
			public uint dwTrigerRecordChanNum;  /*触发的录像通道个数，用于后面计算变长数据部分中所有触发的录像通道号，四字节表示一个*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 116, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct STRUCT_ALARM_CHANNEL
		{
			public uint dwAlarmChanNum; /*发生报警通道数据个数，用于后面计算变长数据部分中所有发生的报警通道号，四字节表示一个*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct STRUCT_ALARM_HD
		{
			public uint dwAlarmHardDiskNum; /*发生报警的硬盘数据长度，用于后面计算变长数据部分中所有发生报警的硬盘号，四节表示一个*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayout(LayoutKind.Explicit)]
		public struct UNION_ALARMINFO_FIXED
		{
			[FieldOffset(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byUnionLen;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALRAM_FIXED_HEADER
		{
			public uint dwAlarmType;              /*0-信号量报警,1-硬盘满,2-信号丢失，3－移动侦测，4－硬盘未格式化,5-写硬盘出错,6-遮挡报警，7-制式不匹配, 8-非法访问，9-视频信号异常，10-录像异常，11-智能场景变化，12-阵列异常，13-前端/录像分辨率不匹配*/
			public NET_DVR_TIME_EX struAlarmTime;   //发生报警的时间
			public UNION_ALARMINFO_FIXED uStruAlarm;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINFO_V40
		{
			public NET_DVR_ALRAM_FIXED_HEADER struAlarmFixedHeader; //报警固定部分
			public IntPtr pAlarmData;   //报警可变部分内容
		}

		//报警输入参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAlarmInName;/* 名称 */
			public byte byAlarmType;//报警器类型,0：常开,1：常闭
			public byte byAlarmInHandle;/* 是否处理 0-不处理 1-处理*/
			public byte byChannel;     // 报警输入触发智能识别通道
			public byte byRes;
			public NET_DVR_HANDLEEXCEPTION struAlarmHandleType;/* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;//报警触发的录象通道,为1表示触发该通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnablePreset;/* 是否调用预置点 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byPresetNo;/* 调用的云台预置点序号,一个报警输入可以调用多个通道的云台预置点, 0xff表示不调用预置点。*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnableCruise;/* 是否调用巡航 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byCruiseNo;/* 巡航 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byEnablePtzTrack;/* 是否调用轨迹 0-否,1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byPTZTrack;/* 调用的云台的轨迹序号 */
		}

		//模拟报警输入参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ANALOG_ALARMINCFG
		{
			public uint dwSize;
			public byte byEnableAlarmHandle; //处理报警输入
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInName; //模拟报警输入名称
			public ushort wAlarmInUpper; //模拟输入电压上限，实际值乘10，范围0~360
			public ushort wAlarmInLower; //模拟输入电压下限，实际值乘10，范围0~360 
			public NET_DVR_HANDLEEXCEPTION_V30 struAlarmHandleType; /* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan; //被触发的录像通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//上传报警信息(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINFO_V30
		{
			public uint dwAlarmType;/*0-信号量报警,1-硬盘满,2-信号丢失,3－移动侦测,4－硬盘未格式化,5-读写硬盘出错,6-遮挡报警,7-制式不匹配, 8-非法访问, 0xa-GPS定位信息(车载定制)*/
			public uint dwAlarmInputNumber;/*报警输入端口*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmOutputNumber;/*触发的输出端口，为1表示对应输出*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmRelateChannel;/*触发的录像通道，为1表示对应录像, dwAlarmRelateChannel[0]对应第1个通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byChannel;/*dwAlarmType为2或3,6时，表示哪个通道，dwChannel[0]对应第1个通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byDiskNumber;/*dwAlarmType为1,4,5时,表示哪个硬盘, dwDiskNumber[0]对应第1个硬盘*/
			public void Init()
			{
				dwAlarmType = 0;
				dwAlarmInputNumber = 0;
				byAlarmRelateChannel = new byte[MAX_CHANNUM_V30];
				byChannel = new byte[MAX_CHANNUM_V30];
				byAlarmOutputNumber = new byte[MAX_ALARMOUT_V30];
				byDiskNumber = new byte[MAX_DISKNUM_V30];
				for (int i = 0; i < MAX_CHANNUM_V30; i++)
				{
					byAlarmRelateChannel[i] = Convert.ToByte(0);
					byChannel[i] = Convert.ToByte(0);
				}
				for (int i = 0; i < MAX_ALARMOUT_V30; i++)
				{
					byAlarmOutputNumber[i] = Convert.ToByte(0);
				}
				for (int i = 0; i < MAX_DISKNUM_V30; i++)
				{
					byDiskNumber[i] = Convert.ToByte(0);
				}
			}
			public void Reset()
			{
				dwAlarmType = 0;
				dwAlarmInputNumber = 0;

				for (int i = 0; i < MAX_CHANNUM_V30; i++)
				{
					byAlarmRelateChannel[i] = Convert.ToByte(0);
					byChannel[i] = Convert.ToByte(0);
				}
				for (int i = 0; i < MAX_ALARMOUT_V30; i++)
				{
					byAlarmOutputNumber[i] = Convert.ToByte(0);
				}
				for (int i = 0; i < MAX_DISKNUM_V30; i++)
				{
					byDiskNumber[i] = Convert.ToByte(0);
				}
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARM_HOT_SPARE
		{
			public uint dwSize;   //结构体
			public uint dwExceptionCase;   //报警原因   0-网络异常
			public NET_DVR_IPADDR struDeviceIP;    //产生异常的设备IP地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;         //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINFO
		{
			public int dwAlarmType;/*0-信号量报警,1-硬盘满,2-信号丢失,3－移动侦测,4－硬盘未格式化,5-读写硬盘出错,6-遮挡报警,7-制式不匹配, 8-非法访问, 9-串口状态, 0xa-GPS定位信息(车载定制)*/
			public int dwAlarmInputNumber;/*报警输入端口, 当报警类型为9时该变量表示串口状态0表示正常， -1表示错误*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT, ArraySubType = UnmanagedType.U4)]
			public int[] dwAlarmOutputNumber;/*触发的输出端口，哪一位为1表示对应哪一个输出*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.U4)]
			public int[] dwAlarmRelateChannel;/*触发的录像通道，哪一位为1表示对应哪一路录像, dwAlarmRelateChannel[0]对应第1个通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.U4)]
			public int[] dwChannel;/*dwAlarmType为2或3,6时，表示哪个通道，dwChannel[0]位对应第1个通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM, ArraySubType = UnmanagedType.U4)]
			public int[] dwDiskNumber;/*dwAlarmType为1,4,5时,表示哪个硬盘, dwDiskNumber[0]位对应第1个硬盘*/
			public void Init()
			{
				dwAlarmType = 0;
				dwAlarmInputNumber = 0;
				dwAlarmOutputNumber = new int[MAX_ALARMOUT];
				dwAlarmRelateChannel = new int[MAX_CHANNUM];
				dwChannel = new int[MAX_CHANNUM];
				dwDiskNumber = new int[MAX_DISKNUM];
				for (int i = 0; i < MAX_ALARMOUT; i++)
				{
					dwAlarmOutputNumber[i] = 0;
				}
				for (int i = 0; i < MAX_CHANNUM; i++)
				{
					dwAlarmRelateChannel[i] = 0;
					dwChannel[i] = 0;
				}
				for (int i = 0; i < MAX_DISKNUM; i++)
				{
					dwDiskNumber[i] = 0;
				}
			}
			public void Reset()
			{
				dwAlarmType = 0;
				dwAlarmInputNumber = 0;

				for (int i = 0; i < MAX_ALARMOUT; i++)
				{
					dwAlarmOutputNumber[i] = 0;
				}
				for (int i = 0; i < MAX_CHANNUM; i++)
				{
					dwAlarmRelateChannel[i] = 0;
					dwChannel[i] = 0;
				}
				for (int i = 0; i < MAX_DISKNUM; i++)
				{
					dwDiskNumber[i] = 0;
				}
			}
		}


		//////////////////////////////////////////////////////////////////////////////////////
		//IPC接入参数配置
		/* IP设备结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPDEVINFO
		{
			public uint dwEnable;/* 该IP设备是否启用 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword; /* 密码 */
			public NET_DVR_IPADDR struIP;/* IP地址 */
			public ushort wDVRPort;/* 端口号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 34, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;/* 保留 */

			public void Init()
			{
				sUserName = new byte[NAME_LEN];
				sPassword = new byte[PASSWD_LEN];
				byRes = new byte[34];
			}
		}

		//ipc接入设备信息扩展，支持ip设备的域名添加
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPDEVINFO_V31
		{
			public byte byEnable;//该IP设备是否有效
			public byte byProType;
			public byte byEnableQuickAdd;
			public byte byRes1;//保留字段，置0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;//用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;//密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byDomain;//设备域名
			public NET_DVR_IPADDR struIP;//IP地址
			public ushort wDVRPort;// 端口号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 34, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留字段，置0

			public void Init()
			{
				sUserName = new byte[NAME_LEN];
				sPassword = new byte[PASSWD_LEN];
				byDomain = new byte[MAX_DOMAIN_NAME];
				byRes2 = new byte[34];
			}
		}

		/* IP通道匹配参数 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPCHANINFO
		{
			public byte byEnable;/* 该通道是否在线 */
			public byte byIPID;/* IP设备ID 取值1- MAX_IP_DEVICE */
			public byte byChannel;/* 通道号 */
			public byte byIPIDHigh; // IP设备ID的高8位
			public byte byTransProtocol;//传输协议类型0-TCP/auto(具体有设备决定)，1-UDP 2-多播 3-仅TCP 4-auto
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 31, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留,置0
			public void Init()
			{
				byRes = new byte[31];
			}
		}

		/* IP接入配置结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPPARACFG
		{
			public uint dwSize;/* 结构大小 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO[] struIPDevInfo;/* IP设备 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable; /* 模拟通道是否启用，从低到高表示1-32通道，0表示无效 1有效 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_CHANNEL, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPCHANINFO[] struIPChanInfo;/* IP通道 */

			public void Init()
			{
				int i = 0;
				struIPDevInfo = new NET_DVR_IPDEVINFO[MAX_IP_DEVICE];

				for (i = 0; i < MAX_IP_DEVICE; i++)
				{
					struIPDevInfo[i].Init();
				}
				byAnalogChanEnable = new byte[MAX_ANALOG_CHANNUM];
				struIPChanInfo = new NET_DVR_IPCHANINFO[MAX_IP_CHANNEL];
				for (i = 0; i < MAX_IP_CHANNEL; i++)
				{
					struIPChanInfo[i].Init();
				}
			}
		}

		/* 扩展IP接入配置结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPPARACFG_V31
		{
			public uint dwSize;/* 结构大小 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO_V31[] struIPDevInfo; /* IP设备 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable; /* 模拟通道是否启用，从低到高表示1-32通道，0表示无效 1有效 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_CHANNEL, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPCHANINFO[] struIPChanInfo;/* IP通道 */

			public void Init()
			{
				int i = 0;
				struIPDevInfo = new NET_DVR_IPDEVINFO_V31[MAX_IP_DEVICE];

				for (i = 0; i < MAX_IP_DEVICE; i++)
				{
					struIPDevInfo[i].Init();
				}
				byAnalogChanEnable = new byte[MAX_ANALOG_CHANNUM];
				struIPChanInfo = new NET_DVR_IPCHANINFO[MAX_IP_CHANNEL];
				for (i = 0; i < MAX_IP_CHANNEL; i++)
				{
					struIPChanInfo[i].Init();
				}
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPSERVER_STREAM
		{
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_IPADDR struIPServer;
			public ushort wPort;
			public ushort wDvrNameLen;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDVRName;
			public ushort wDVRSerialLen;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.U2)]
			public ushort[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDVRSerialNumber;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassWord;
			public byte byChannel;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public void Init()
			{
				byRes = new byte[3];
				byDVRName = new byte[NAME_LEN];
				byRes1 = new ushort[2];
				byDVRSerialNumber = new byte[SERIALNO_LEN];
				byUserName = new byte[NAME_LEN];
				byPassWord = new byte[PASSWD_LEN];
				byRes2 = new byte[11];
			}
		}

		/*流媒体服务器基本配置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STREAM_MEDIA_SERVER_CFG
		{
			public byte byValid;/*是否启用流媒体服务器取流,0表示无效，非0表示有效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR struDevIP;
			public ushort wDevPort;/*流媒体服务器端口*/
			public byte byTransmitType;/*传输协议类型 0-TCP，1-UDP*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 69, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}
		//设备通道信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEV_CHAN_INFO
		{
			public NET_DVR_IPADDR struIP;           //DVR IP地址
			public ushort wDVRPort;             //端口号
			public byte byChannel;              //通道号
			public byte byTransProtocol;        //传输协议类型0-TCP，1-UDP
			public byte byTransMode;            //传输码流模式 0－主码流 1－子码流
			public byte byFactoryType;          /*前端设备厂家类型,通过接口获取*/
			public byte byDeviceType; //设备类型(视频综合平台智能板使用)，1-解码器（此时根据视频综合平台能力集中byVcaSupportChanMode字段来决定是使用解码通道还是显示通道），2-编码器
			public byte byDispChan;//显示通道号,智能配置使用
			public byte bySubDispChan;//显示通道子通道号，智能配置时使用
			public byte byResolution;   //; 1-CIF 2-4CIF 3-720P 4-1080P 5-500w大屏控制器使用，大屏控制器会根据该参数分配解码资源
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byDomain; //设备域名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;    //监控主机登陆帐号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;    //监控主机密码
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PU_STREAM_CFG
		{
			public uint dwSize;
			public NET_DVR_STREAM_MEDIA_SERVER_CFG struStreamMediaSvrCfg;
			public NET_DVR_DEV_CHAN_INFO struDevChanInfo;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DDNS_STREAM_CFG
		{
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR struStreamServer;
			public ushort wStreamServerPort;
			public byte byStreamServerTransmitType;
			public byte byRes2;
			public NET_DVR_IPADDR struIPServer;
			public ushort wIPServerPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDVRName;
			public ushort wDVRNameLen;
			public ushort wDVRSerialLen;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDVRSerialNumber;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassWord;
			public ushort wDVRPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes4;
			public byte byChannel;
			public byte byTransProtocol;
			public byte byTransMode;
			public byte byFactoryType;
			public void Init()
			{
				byRes1 = new byte[3];
				byRes3 = new byte[2];
				sDVRName = new byte[NAME_LEN];
				sDVRSerialNumber = new byte[SERIALNO_LEN];
				sUserName = new byte[NAME_LEN];
				sPassWord = new byte[PASSWD_LEN];
				byRes4 = new byte[2];
			}
		}
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PU_STREAM_URL
		{
			/// <summary>
			/// 
			/// </summary>
			public byte byEnable;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 240, ArraySubType = UnmanagedType.I1)]
			public byte[] strURL;
			/// <summary>
			/// 
			/// </summary>
			public byte byTransPortocol;
			/// <summary>
			/// 
			/// </summary>
			public ushort wIPID;
			/// <summary>
			/// 
			/// </summary>
			public byte byChannel;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			/// <summary>
			/// 
			/// </summary>
			public void Init()
			{
				strURL = new byte[240];
				byRes = new byte[7];
			}
		}
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HKDDNS_STREAM
		{
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byDDNSDomain;
			public ushort wPort;
			public ushort wAliasLen;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlias;
			public ushort wDVRSerialLen;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDVRSerialNumber;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassWord;
			public byte byChannel;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public void Init()
			{
				byRes = new byte[3];
				byDDNSDomain = new byte[64];
				byAlias = new byte[NAME_LEN];
				byRes1 = new byte[2];
				byDVRSerialNumber = new byte[SERIALNO_LEN];
				byUserName = new byte[NAME_LEN];
				byPassWord = new byte[PASSWD_LEN];
				byRes2 = new byte[11];
			}
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPCHANINFO_V40
		{
			public byte byEnable;               /* 该通道是否在线 */
			public byte byRes1;
			public ushort wIPID;                  //IP设备ID
			public uint dwChannel;              //通道号
			public byte byTransProtocol;        //传输协议类型0-TCP，1-UDP
			public byte byTransMode;            //传输码流模式 0－主码流 1－子码流
			public byte byFactoryType;          /*前端设备厂家类型,通过接口获取*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 241, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayout(LayoutKind.Explicit)]
		public struct NET_DVR_GET_STREAM_UNION
		{
			[FieldOffset(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 492, ArraySubType = UnmanagedType.I1)]
			public byte[] byUnion;
			public void Init()
			{
				byUnion = new byte[492];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STREAM_MODE
		{
			public byte byGetStreamType;/*取流方式：0- 直接从设备取流；1- 从流媒体取流；2- 通过IPServer获得IP地址后取流；
                                          * 3- 通过IPServer找到设备，再通过流媒体取设备的流； 4- 通过流媒体由URL去取流；
                                          * 5- 通过hiDDNS域名连接设备然后从设备取流 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_GET_STREAM_UNION uGetStream;
			public void Init()
			{
				byGetStreamType = 0;
				byRes = new byte[3];
				//uGetStream.Init();
			}
		}

		/* V40扩展IP接入配置结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPPARACFG_V40
		{
			public uint dwSize;/* 结构大小 */
			public uint dwGroupNum;
			public uint dwAChanNum;
			public uint dwDChanNum;
			public uint dwStartDChan;

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable; /* 模拟通道是否启用，从低到高表示1-32通道，0表示无效 1有效 */

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO_V31[] struIPDevInfo; /* IP设备 */

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_STREAM_MODE[] struStreamMode;/* IP通道 */

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; /* 模拟通道是否启用，从低到高表示1-32通道，0表示无效 1有效 */
		}

		//为CVR扩展的报警类型
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMINFO_DEV
		{
			public uint dwAlarmType;  //0-编码器(通道)信号量报警；1-私有卷二损坏；2- NVR服务退出；
																//3-编码器状态异常；4-系统时钟异常；5-录像卷剩余容量过低；
																//6-编码器(通道)移动侦测报警；7-编码器(通道)遮挡报警。
			public NET_DVR_TIME struTime;     //报警时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;    //保留
			public uint dwNumber;     //数目
			public IntPtr pNO;  //dwNumber个WORD; 每个WORD表示一个通道号，或者磁盘号, 无效时为0
		}

		/* 报警输出参数 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMOUTINFO
		{
			public byte byIPID;/* IP设备ID取值1- MAX_IP_DEVICE */
			public byte byAlarmOut;/* 报警输出号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 18, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;/* 保留 */

			public void Init()
			{
				byRes = new byte[18];
			}
		}

		/* IP报警输出配置结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMOUTCFG
		{
			public uint dwSize; /* 结构大小 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMOUTINFO[] struIPAlarmOutInfo;/* IP报警输出 */

			public void Init()
			{
				struIPAlarmOutInfo = new NET_DVR_IPALARMOUTINFO[MAX_IP_ALARMOUT];
				for (int i = 0; i < MAX_IP_ALARMOUT; i++)
				{
					struIPAlarmOutInfo[i].Init();
				}
			}
		}
		/* IP报警输出参数 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMOUTINFO_V40
		{
			public uint dwIPID;                 /* IP设备ID */
			public uint dwAlarmOut;             /* IP设备ID对应的报警输出号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                /* 保留 */
		}

		/*IP报警输出*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMOUTCFG_V40
		{
			public uint dwSize;  //结构体长度
			public uint dwCurIPAlarmOutNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMOUT_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMOUTINFO_V40[] struIPAlarmOutInfo;/*IP报警输出*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/* 报警输入参数 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMININFO
		{
			public byte byIPID;/* IP设备ID取值1- MAX_IP_DEVICE */
			public byte byAlarmIn;/* 报警输入号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 18, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;/* 保留 */
		}

		/* IP报警输入配置结构 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMINCFG
		{
			public uint dwSize;/* 结构大小 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMIN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMININFO[] struIPAlarmInInfo;/* IP报警输入 */
		}
		/* IP报警输入参数 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMININFO_V40
		{
			public uint dwIPID;                 /* IP设备ID */
			public uint dwAlarmIn;              /* IP设备ID对应的报警输入号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                /* 保留 */
		}
		/*IP报警输入资源*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMINCFG_V40
		{
			public uint dwSize;  //结构体长度
			public uint dwCurIPAlarmInNum;  //当前报警输入口数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMIN_V40, ArraySubType = UnmanagedType.I1)]
			public NET_DVR_IPALARMININFO_V40[] struIPAlarmInInfo;/* IP报警输入*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//ipc alarm info
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMINFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO[] struIPDevInfo; /* IP设备 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable; /* 模拟通道是否启用，0-未启用 1-启用 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_CHANNEL, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPCHANINFO[] struIPChanInfo;/* IP通道 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMIN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMININFO[] struIPAlarmInInfo;/* IP报警输入 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMOUTINFO[] struIPAlarmOutInfo;/* IP报警输出 */
		}

		//ipc配置改变报警信息扩展 9000_1.1
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMINFO_V31
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO_V31[] struIPDevInfo; /* IP设备 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable;/* 模拟通道是否启用，0-未启用 1-启用 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_CHANNEL, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPCHANINFO[] struIPChanInfo;/* IP通道 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMIN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMININFO[] struIPAlarmInInfo; /* IP报警输入 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMOUTINFO[] struIPAlarmOutInfo;/* IP报警输出 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPALARMINFO_V40
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_DEVICE_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPDEVINFO_V31[] struIPDevInfo;           // IP设备
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnalogChanEnable;           /* 模拟通道是否启用，0-未启用 1-启用 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPCHANINFO[] struIPChanInfo;         /* IP通道 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMIN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMININFO[] struIPAlarmInInfo;    /* IP报警输入 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IP_ALARMOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPALARMOUTINFO[] struIPAlarmOutInfo; /* IP报警输出 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                          // 保留字节
		}

		public enum HD_STAT
		{
			HD_STAT_OK = 0,/* 正常 */
			HD_STAT_UNFORMATTED = 1,/* 未格式化 */
			HD_STAT_ERROR = 2,/* 错误 */
			HD_STAT_SMART_FAILED = 3,/* SMART状态 */
			HD_STAT_MISMATCH = 4,/* 不匹配 */
			HD_STAT_IDLE = 5, /* 休眠*/
			NET_HD_STAT_OFFLINE = 6,/*网络盘处于未连接状态 */
			HD_RIADVD_EXPAND = 7,    /* 虚拟磁盘可扩容 */
			HD_STAT_REPARING = 10,   /* 硬盘正在修复(9000 2.0) */
			HD_STAT_FORMATING = 11,   /* 硬盘正在格式化(9000 2.0) */
		}

		//本地硬盘信息配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLE_HD
		{
			public uint dwHDNo;/*硬盘号, 取值0~MAX_DISKNUM_V30-1*/
			public uint dwCapacity;/*硬盘容量(不可设置)*/
			public uint dwFreeSpace;/*硬盘剩余空间(不可设置)*/
			public uint dwHdStatus;/*硬盘状态(不可设置) HD_STAT*/
			public byte byHDAttr;/*0-默认, 1-冗余; 2-只读*/
			public byte byHDType;/*0-本地硬盘,1-ESATA硬盘,2-NAS硬盘*/
			public byte byDiskDriver;   // 值 代表其ASCII字符 
			public byte byRes1;
			public uint dwHdGroup; /*属于哪个盘组 1-MAX_HD_GROUP*/
			public byte byRecycling;   // 是否循环利用 0：不循环利用，1：循环利用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public uint dwStorageType;    //按位表示 0-不支持 非0-支持
																		// dwStorageType & 0x1 表示是否是普通录像专用存储盘     
																		// dwStorageType & 0x2  表示是否是抽帧录像专用存储盘
																		// dwStorageType & 0x4 表示是否是图片录像专用存储盘

			public uint dwPictureCapacity; //硬盘图片容量(不可设置)，单位:MB
			public uint dwFreePictureSpace; //剩余图片空间(不可设置)，单位:MB
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 104, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HDCFG
		{
			public uint dwSize;
			public uint dwHDCount;/*硬盘数(不可设置)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLE_HD[] struHDInfo;//硬盘相关操作都需要重启才能生效；
		}

		//本地盘组信息配置扩展
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLE_HDGROUP_V40
		{
			public uint dwHDGroupNo;       /*盘组号(不可设置) 1-MAX_HD_GROUP*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelRecordChan;  //触发的录像通道，按值表示，遇到0xffffffff时后续视为无效    
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                /* 保留 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HDGROUP_CFG_V40
		{
			public uint dwSize;                //结构体大小
			public uint dwMaxHDGroupNum;          //设备支持的最大盘组数-只读
			public uint dwCurHDGroupNum;       /*当前配置的盘组数*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HD_GROUP, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLE_HDGROUP_V40[] struHDGroupAttr; //硬盘相关操作都需要重启才能生效；
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		//本地盘组信息配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLE_HDGROUP
		{
			public uint dwHDGroupNo;/*盘组号(不可设置) 1-MAX_HD_GROUP*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byHDGroupChans;/*盘组对应的录像通道, 0-表示该通道不录象到该盘组，1-表示录象到该盘组*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HDGROUP_CFG
		{
			public uint dwSize;
			public uint dwHDGroupCount;/*盘组总数(不可设置)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HD_GROUP, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLE_HDGROUP[] struHDGroupAttr;//硬盘相关操作都需要重启才能生效
		}

		//配置缩放参数的结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCALECFG
		{
			public uint dwSize;
			public uint dwMajorScale;/* 主显示 0-不缩放，1-缩放*/
			public uint dwMinorScale;/* 辅显示 0-不缩放，1-缩放*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;
		}

		//DVR报警输出(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMOUTCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAlarmOutName;/* 名称 */
			public uint dwAlarmOutDelay;/* 输出保持时间(-1为无限，手动关闭) */
			//0-5秒,1-10秒,2-30秒,3-1分钟,4-2分钟,5-5分钟,6-10分钟,7-手动
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmOutTime;/* 报警输出激活时间段 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//DVR报警输出
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMOUTCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAlarmOutName;/* 名称 */
			public uint dwAlarmOutDelay;/* 输出保持时间(-1为无限，手动关闭) */
			//0-5秒,1-10秒,2-30秒,3-1分钟,4-2分钟,5-5分钟,6-10分钟,7-手动
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmOutTime;/* 报警输出激活时间段 */
		}

		//DVR本地预览参数(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PREVIEWCFG_V30
		{
			public uint dwSize;
			public byte byPreviewNumber;//预览数目,0-1画面,1-4画面,2-9画面,3-16画面,0xff:最大画面
			public byte byEnableAudio;//是否声音预览,0-不预览,1-预览
			public ushort wSwitchTime;//切换时间,0-不切换,1-5s,2-10s,3-20s,4-30s,5-60s,6-120s,7-300s
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PREVIEW_MODE * MAX_WINDOW_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] bySwitchSeq;//切换顺序,如果lSwitchSeq[i]为 0xff表示不用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//DVR本地预览参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PREVIEWCFG
		{
			public uint dwSize;
			public byte byPreviewNumber;//预览数目,0-1画面,1-4画面,2-9画面,3-16画面,0xff:最大画面
			public byte byEnableAudio;//是否声音预览,0-不预览,1-预览
			public ushort wSwitchTime;//切换时间,0-不切换,1-5s,2-10s,3-20s,4-30s,5-60s,6-120s,7-300s
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOW, ArraySubType = UnmanagedType.I1)]
			public byte[] bySwitchSeq;//切换顺序,如果lSwitchSeq[i]为 0xff表示不用
		}

		//DVR视频输出
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VGAPARA
		{
			public ushort wResolution;/* 分辨率 */
			public ushort wFreq;/* 刷新频率 */
			public uint dwBrightness;/* 亮度 */
		}

		//MATRIX输出参数结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIXPARA_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_CHANNUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wOrder;/* 预览顺序, 0xff表示相应的窗口不预览 */
			public ushort wSwitchTime;// 预览切换时间 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 14, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIXPARA
		{
			public ushort wDisplayLogo;/* 显示视频通道号 */
			public ushort wDisplayOsd;/* 显示时间 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VOOUT
		{
			public byte byVideoFormat;/* 输出制式,0-PAL,1-NTSC */
			public byte byMenuAlphaValue;/* 菜单与背景图象对比度 */
			public ushort wScreenSaveTime;/* 屏幕保护时间 0-从不,1-1分钟,2-2分钟,3-5分钟,4-10分钟,5-20分钟,6-30分钟 */
			public ushort wVOffset;/* 视频输出偏移 */
			public ushort wBrightness;/* 视频输出亮度 */
			public byte byStartMode;/* 启动后视频输出模式(0:菜单,1:预览)*/
			public byte byEnableScaler;/* 是否启动缩放 (0-不启动, 1-启动)*/
		}

		//DVR视频输出(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOOUT_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VIDEOOUT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_VOOUT[] struVOOut;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VGA_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_VGAPARA[] struVGAPara;/* VGA参数 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_MATRIXOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIXPARA_V30[] struMatrixPara;/* MATRIX参数 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//DVR视频输出
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOOUT
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VIDEOOUT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_VOOUT[] struVOOut;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VGA, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_VGAPARA[] struVGAPara;   /* VGA参数 */
			public NET_DVR_MATRIXPARA struMatrixPara;/* MATRIX参数 */
		}

		//单用户参数(子结构)(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER_INFO_V40
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;            /* 用户名只能用16字节 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;            /* 密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalRight; /* 本地权限 */
			/*数组0: 本地控制云台*/
			/*数组1: 本地手动录象*/
			/*数组2: 本地回放*/
			/*数组3: 本地设置参数*/
			/*数组4: 本地查看状态、日志*/
			/*数组5: 本地高级操作(升级，格式化，重启，关机)*/
			/*数组6: 本地查看参数 */
			/*数组7: 本地管理模拟和IP camera */
			/*数组8: 本地备份 */
			/*数组9: 本地关机/重启 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.I1)]
			public byte[] byRemoteRight;/* 远程权限 */
			/*数组0: 远程控制云台*/
			/*数组1: 远程手动录象*/
			/*数组2: 远程回放 */
			/*数组3: 远程设置参数*/
			/*数组4: 远程查看状态、日志*/
			/*数组5: 远程高级操作(升级，格式化，重启，关机)*/
			/*数组6: 远程发起语音对讲*/
			/*数组7: 远程预览*/
			/*数组8: 远程请求报警上传、报警输出*/
			/*数组9: 远程控制，本地输出*/
			/*数组10: 远程控制串口*/
			/*数组11: 远程查看参数 */
			/*数组12: 远程管理模拟和IP camera */
			/*数组13: 远程关机/重启 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwNetPreviewRight;            /* 远程可以预览的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalRecordRight;           /* 本地可以录像的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwNetRecordRight;         /* 远程可以录像的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalPlaybackRight;         /* 本地可以回放的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwNetPlaybackRight;           /* 远程可以回放的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalPTZRight;              /* 本地可以PTZ的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwNetPTZRight;                /* 远程可以PTZ的通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalBackupRight;           /* 本地备份权限通道，从前往后顺序排列，遇到0xffffffff后续均为无效*/
			public NET_DVR_IPADDR struUserIP;               /* 用户IP地址(为0时表示允许任何地址) */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;    /* 物理地址 */
			public byte byPriority;             /* 优先级，0xff-无，0--低，1--中，2--高 */
			/* 无……表示不支持优先级的设置
			低……默认权限:包括本地和远程回放,本地和远程查看日志和状态,本地和远程关机/重启
			中……包括本地和远程控制云台,本地和远程手动录像,本地和远程回放,语音对讲和远程预览、本地备份,本地/远程关机/重启
			高……管理员 */
			public byte byAlarmOnRight;         // 报警输入口布防权限 1-有权限，0-无权限
			public byte byAlarmOffRight;         // 报警输入口撤防权限 1-有权限，0-无权限
			public byte byBypassRight;           // 报警输入口旁路权限 1-有权限，0-无权限 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 118, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//单用户参数(子结构)(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER_INFO_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalRight;/* 本地权限 */
			/*数组0: 本地控制云台*/
			/*数组1: 本地手动录象*/
			/*数组2: 本地回放*/
			/*数组3: 本地设置参数*/
			/*数组4: 本地查看状态、日志*/
			/*数组5: 本地高级操作(升级，格式化，重启，关机)*/
			/*数组6: 本地查看参数 */
			/*数组7: 本地管理模拟和IP camera */
			/*数组8: 本地备份 */
			/*数组9: 本地关机/重启 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.I1)]
			public byte[] byRemoteRight;/* 远程权限 */
			/*数组0: 远程控制云台*/
			/*数组1: 远程手动录象*/
			/*数组2: 远程回放 */
			/*数组3: 远程设置参数*/
			/*数组4: 远程查看状态、日志*/
			/*数组5: 远程高级操作(升级，格式化，重启，关机)*/
			/*数组6: 远程发起语音对讲*/
			/*数组7: 远程预览*/
			/*数组8: 远程请求报警上传、报警输出*/
			/*数组9: 远程控制，本地输出*/
			/*数组10: 远程控制串口*/
			/*数组11: 远程查看参数 */
			/*数组12: 远程管理模拟和IP camera */
			/*数组13: 远程关机/重启 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byNetPreviewRight;/* 远程可以预览的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalPlaybackRight;/* 本地可以回放的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byNetPlaybackRight;/* 远程可以回放的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalRecordRight;/* 本地可以录像的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byNetRecordRight;/* 远程可以录像的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalPTZRight;/* 本地可以PTZ的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byNetPTZRight;/* 远程可以PTZ的通道 0-有权限，1-无权限*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalBackupRight;/* 本地备份权限通道 0-有权限，1-无权限*/
			public NET_DVR_IPADDR struUserIP;/* 用户IP地址(为0时表示允许任何地址) */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;/* 物理地址 */
			public byte byPriority;/* 优先级，0xff-无，0--低，1--中，2--高 */
			/*
			无……表示不支持优先级的设置
			低……默认权限:包括本地和远程回放,本地和远程查看日志和状态,本地和远程关机/重启
			中……包括本地和远程控制云台,本地和远程手动录像,本地和远程回放,语音对讲和远程预览
						本地备份,本地/远程关机/重启
			高……管理员
			*/
			public byte byAlarmOnRight;         // 报警输入口布防权限
			public byte byAlarmOffRight;        // 报警输入口撤防权限
			public byte byBypassRight;          // 报警输入口旁路权限
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 14, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//单用户参数(SDK_V15扩展)(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_USER_INFO_EX
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalRight;/* 权限 */
			/*数组0: 本地控制云台*/
			/*数组1: 本地手动录象*/
			/*数组2: 本地回放*/
			/*数组3: 本地设置参数*/
			/*数组4: 本地查看状态、日志*/
			/*数组5: 本地高级操作(升级，格式化，重启，关机)*/
			public uint dwLocalPlaybackRight;/* 本地可以回放的通道 bit0 -- channel 1*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRemoteRight;/* 权限 */
			/*数组0: 远程控制云台*/
			/*数组1: 远程手动录象*/
			/*数组2: 远程回放 */
			/*数组3: 远程设置参数*/
			/*数组4: 远程查看状态、日志*/
			/*数组5: 远程高级操作(升级，格式化，重启，关机)*/
			/*数组6: 远程发起语音对讲*/
			/*数组7: 远程预览*/
			/*数组8: 远程请求报警上传、报警输出*/
			/*数组9: 远程控制，本地输出*/
			/*数组10: 远程控制串口*/
			public uint dwNetPreviewRight;/* 远程可以预览的通道 bit0 -- channel 1*/
			public uint dwNetPlaybackRight;/* 远程可以回放的通道 bit0 -- channel 1*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sUserIP;/* 用户IP地址(为0时表示允许任何地址) */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;/* 物理地址 */
		}

		//单用户参数(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_USER_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLocalRight;/* 权限 */
			/*数组0: 本地控制云台*/
			/*数组1: 本地手动录象*/
			/*数组2: 本地回放*/
			/*数组3: 本地设置参数*/
			/*数组4: 本地查看状态、日志*/
			/*数组5: 本地高级操作(升级，格式化，重启，关机)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RIGHT, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRemoteRight;/* 权限 */
			/*数组0: 远程控制云台*/
			/*数组1: 远程手动录象*/
			/*数组2: 远程回放 */
			/*数组3: 远程设置参数*/
			/*数组4: 远程查看状态、日志*/
			/*数组5: 远程高级操作(升级，格式化，重启，关机)*/
			/*数组6: 远程发起语音对讲*/
			/*数组7: 远程预览*/
			/*数组8: 远程请求报警上传、报警输出*/
			/*数组9: 远程控制，本地输出*/
			/*数组10: 远程控制串口*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sUserIP;/* 用户IP地址(为0时表示允许任何地址) */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;/* 物理地址 */
		}

		//DVR用户参数(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER_V40
		{
			public uint dwSize;  //结构体大小
			public uint dwMaxUserNum; //设备支持的最大用户数-只读
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_USERNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_USER_INFO_V40[] struUser;  /* 用户参数 */
		}

		//DVR用户参数(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_USERNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_USER_INFO_V30[] struUser;
		}

		//DVR用户参数(SDK_V15扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER_EX
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_USERNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_USER_INFO_EX[] struUser;
		}

		//DVR用户参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_USER
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_USERNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_USER_INFO[] struUser;
		}

		//异常参数配置扩展结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EXCEPTION_V40
		{
			public uint dwSize;             //结构体大小
			public uint dwMaxGroupNum;    //设备支持的最大组数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EXCEPTIONNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_HANDLEEXCEPTION_V41[] struExceptionHandle;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //保留
		}

		//DVR异常参数(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EXCEPTION_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EXCEPTIONNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_HANDLEEXCEPTION_V30[] struExceptionHandleType;
			/*数组0-盘满,1- 硬盘出错,2-网线断,3-局域网内IP 地址冲突, 4-非法访问, 5-输入/输出视频制式不匹配, 6-视频信号异常, 7-录像异常*/
		}

		//DVR异常参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EXCEPTION
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EXCEPTIONNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_HANDLEEXCEPTION[] struExceptionHandleType;
			/*数组0-盘满,1- 硬盘出错,2-网线断,3-局域网内IP 地址冲突,4-非法访问, 5-输入/输出视频制式不匹配, 6-视频信号异常*/
		}

		//通道状态(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANNELSTATE_V30
		{
			public byte byRecordStatic;//通道是否在录像,0-不录像,1-录像
			public byte bySignalStatic;//连接的信号状态,0-正常,1-信号丢失
			public byte byHardwareStatic;//通道硬件状态,0-正常,1-异常,例如DSP死掉
			public byte byRes1;//保留
			public uint dwBitRate;//实际码率
			public uint dwLinkNum;//客户端连接的个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LINK, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPADDR[] struClientIP;//客户端的IP地址
			public uint dwIPLinkNum;//如果该通道为IP接入，那么表示IP接入当前的连接数
			public byte byExceedMaxLink;        // 是否超出了单路6路连接数 0 - 未超出, 1-超出
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwChannelNo;    //当前的通道号，0xffffffff表示无效

			public void Init()
			{
				struClientIP = new NET_DVR_IPADDR[MAX_LINK];

				for (int i = 0; i < MAX_LINK; i++)
				{
					struClientIP[i].Init();
				}
				byRes = new byte[12];
			}
		}

		//通道状态
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANNELSTATE
		{
			public byte byRecordStatic;//通道是否在录像,0-不录像,1-录像
			public byte bySignalStatic;//连接的信号状态,0-正常,1-信号丢失
			public byte byHardwareStatic;//通道硬件状态,0-正常,1-异常,例如DSP死掉
			public byte reservedData;//保留
			public uint dwBitRate;//实际码率
			public uint dwLinkNum;//客户端连接的个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LINK, ArraySubType = UnmanagedType.U4)]
			public uint[] dwClientIP;//客户端的IP地址
		}

		//硬盘状态
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISKSTATE
		{
			public uint dwVolume;//硬盘的容量
			public uint dwFreeSpace;//硬盘的剩余空间
			public uint dwHardDiskStatic;//硬盘的状态,0-活动,1-休眠,2-不正常
		}

		//设备工作状态扩展结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WORKSTATE_V40
		{
			public uint dwSize;            //结构体大小
			public uint dwDeviceStatic;      //设备的状态,0-正常,1-CPU占用率太高,超过85%,2-硬件错误,例如串口死掉
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISKSTATE[] struHardDiskStatic;   //硬盘状态,一次最多只能获取33个硬盘信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CHANNELSTATE_V30[] struChanStatic;//通道的状态，从前往后顺序排列
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwHasAlarmInStatic; //有报警的报警输入口，按值表示，按下标值顺序排列，值为0xffffffff时当前及后续值无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwHasAlarmOutStatic; //有报警输出的报警输出口，按值表示，按下标值顺序排列，值为0xffffffff时当前及后续值无效
			public uint dwLocalDisplay;         //本地显示状态,0-正常,1-不正常
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AUDIO_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAudioInChanStatus;      //按位表示语音通道的状态 0-未使用，1-使用中，第0位表示第1个语音通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 126, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_GETWORKSTATE_COND
		{
			public uint dwSize;  //结构体长度
			public byte byFindHardByCond; /*0-查找全部磁盘(但一次最多只能查找33个)，此时dwFindHardStatusNum无效*/
			public byte byFindChanByCond;  /*0-查找全部通道，此时dwFindChanNum无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] dwFindHardStatus; /*要查找的硬盘号，按值表示，该值采用顺序排列， 遇到0xffffffff则认为后续无效 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwFindChanNo; /*要查找的通道号，按值表示，该值采用顺序排列， 遇到0xffffffff则认为后续无效 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		//DVR工作状态(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WORKSTATE_V30
		{
			public uint dwDeviceStatic;//设备的状态,0-正常,1-CPU占用率太高,超过85%,2-硬件错误,例如串口死掉
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISKSTATE[] struHardDiskStatic;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CHANNELSTATE_V30[] struChanStatic;//通道的状态
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInStatic;//报警端口的状态,0-没有报警,1-有报警
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmOutStatic;//报警输出端口的状态,0-没有输出,1-有报警输出
			public uint dwLocalDisplay;//本地显示状态,0-正常,1-不正常
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AUDIO_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAudioChanStatus;//表示语音通道的状态 0-未使用，1-使用中, 0xff无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void Init()
			{
				struHardDiskStatic = new NET_DVR_DISKSTATE[MAX_DISKNUM_V30];
				struChanStatic = new NET_DVR_CHANNELSTATE_V30[MAX_CHANNUM_V30];
				for (int i = 0; i < MAX_CHANNUM_V30; i++)
				{
					struChanStatic[i].Init();
				}
				byAlarmInStatic = new byte[MAX_ALARMOUT_V30];
				byAlarmOutStatic = new byte[MAX_ALARMOUT_V30];
				byAudioChanStatus = new byte[MAX_AUDIO_V30];
				byRes = new byte[10];
			}
		}

		//DVR工作状态
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WORKSTATE
		{
			public uint dwDeviceStatic;//设备的状态,0-正常,1-CPU占用率太高,超过85%,2-硬件错误,例如串口死掉
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISKSTATE[] struHardDiskStatic;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CHANNELSTATE[] struChanStatic;//通道的状态
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInStatic;//报警端口的状态,0-没有报警,1-有报警
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmOutStatic;//报警输出端口的状态,0-没有输出,1-有报警输出
			public uint dwLocalDisplay;//本地显示状态,0-正常,1-不正常

			public void Init()
			{
				struHardDiskStatic = new NET_DVR_DISKSTATE[MAX_DISKNUM];
				struChanStatic = new NET_DVR_CHANNELSTATE[MAX_CHANNUM];
				byAlarmInStatic = new byte[MAX_ALARMIN];
				byAlarmOutStatic = new byte[MAX_ALARMOUT];
			}
		}

		//日志信息(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_LOG_V30
		{
			public NET_DVR_TIME strLogTime;
			public uint dwMajorType;//主类型 1-报警; 2-异常; 3-操作; 0xff-全部
			public uint dwMinorType;//次类型 0-全部;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPanelUser;//操作面板的用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNetUser;//网络操作的用户名
			public NET_DVR_IPADDR struRemoteHostAddr;//远程主机地址
			public uint dwParaType;//参数类型
			public uint dwChannel;//通道号
			public uint dwDiskNumber;//硬盘号
			public uint dwAlarmInPort;//报警输入端口
			public uint dwAlarmOutPort;//报警输出端口
			public uint dwInfoLen;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = LOG_INFO_LEN)]
			public string sInfo;
		}

		//日志信息
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_LOG
		{
			public NET_DVR_TIME strLogTime;
			public uint dwMajorType;//主类型 1-报警; 2-异常; 3-操作; 0xff-全部
			public uint dwMinorType;//次类型 0-全部;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPanelUser;//操作面板的用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNetUser;//网络操作的用户名
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sRemoteHostAddr;//远程主机地址
			public uint dwParaType;//参数类型
			public uint dwChannel;//通道号
			public uint dwDiskNumber;//硬盘号
			public uint dwAlarmInPort;//报警输入端口
			public uint dwAlarmOutPort;//报警输出端口
		}

		/************************动环报警管理主机日志查找 begin************************************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMHOST_SEARCH_LOG_PARAM
		{
			public ushort wMajorType;       // 主类型
			public ushort wMinorType;       // 次类型 
			public NET_DVR_TIME struStartTime;  // 开始时间 
			public NET_DVR_TIME struEndTime;    // 结束时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMHOST_LOG_RET
		{
			public NET_DVR_TIME struLogTime;                //  日志时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;     // 操作用户
			public NET_DVR_IPADDR struIPAddr;                 // 操作IP地址
			public ushort wMajorType;                 // 主类型 
			public ushort wMinorType;                 // 次类型
			public ushort wParam;                       // 操作参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwInfoLen;                  // 描述信息长度
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = LOG_INFO_LEN)]
			public string sInfo;       // 描述信息
		}
		/*************************动环报警管理主机日志查找 end***********************************************/

		//报警输出状态(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMOUTSTATUS_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMOUT_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] Output;

			public void Init()
			{
				Output = new byte[MAX_ALARMOUT_V30];
			}
		}

		//报警输出状态
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMOUTSTATUS
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] Output;
		}

		//ATM专用
		/****************************ATM(begin)***************************/
		public const int NCR = 0;
		public const int DIEBOLD = 1;
		public const int WINCOR_NIXDORF = 2;
		public const int SIEMENS = 3;
		public const int OLIVETTI = 4;
		public const int FUJITSU = 5;
		public const int HITACHI = 6;
		public const int SMI = 7;
		public const int IBM = 8;
		public const int BULL = 9;
		public const int YiHua = 10;
		public const int LiDe = 11;
		public const int GDYT = 12;
		public const int Mini_Banl = 13;
		public const int GuangLi = 14;
		public const int DongXin = 15;
		public const int ChenTong = 16;
		public const int NanTian = 17;
		public const int XiaoXing = 18;
		public const int GZYY = 19;
		public const int QHTLT = 20;
		public const int DRS918 = 21;
		public const int KALATEL = 22;
		public const int NCR_2 = 23;
		public const int NXS = 24;

		//交易信息
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_TRADEINFO
		{
			public ushort m_Year;
			public ushort m_Month;
			public ushort m_Day;
			public ushort m_Hour;
			public ushort m_Minute;
			public ushort m_Second;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] DeviceName;//设备名称
			public uint dwChannelNumer;//通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] CardNumber;//卡号
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 12)]
			public string cTradeType;//交易类型
			public uint dwCash;//交易金额
		}

		/*帧格式*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FRAMETYPECODE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] code;/* 代码 */
		}

		//ATM参数
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_FRAMEFORMAT
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sATMIP;/* ATM IP地址 */
			public uint dwATMType;/* ATM类型 */
			public uint dwInputMode;/* 输入方式	0-网络侦听 1-网络接收 2-串口直接输入 3-串口ATM命令输入*/
			public uint dwFrameSignBeginPos;/* 报文标志位的起始位置*/
			public uint dwFrameSignLength;/* 报文标志位的长度 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byFrameSignContent;/* 报文标志位的内容 */
			public uint dwCardLengthInfoBeginPos;/* 卡号长度信息的起始位置 */
			public uint dwCardLengthInfoLength;/* 卡号长度信息的长度 */
			public uint dwCardNumberInfoBeginPos;/* 卡号信息的起始位置 */
			public uint dwCardNumberInfoLength;/* 卡号信息的长度 */
			public uint dwBusinessTypeBeginPos;/* 交易类型的起始位置 */
			public uint dwBusinessTypeLength;/* 交易类型的长度 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_FRAMETYPECODE[] frameTypeCode;/* 类型 */
		}

		//SDK_V31 ATM
		/*过滤设置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FILTER
		{
			public byte byEnable;/*0,不启用;1,启用*/
			public byte byMode;/*0,ASCII;1,HEX*/
			public byte byFrameBeginPos;// 报文标志位的起始位置     
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 1, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byFilterText;/*过滤字符串*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*起始标识设置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IDENTIFICAT
		{
			public byte byStartMode;/*0,ASCII;1,HEX*/
			public byte byEndMode;/*0,ASCII;1,HEX*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_FRAMETYPECODE struStartCode;/*起始字符*/
			public NET_DVR_FRAMETYPECODE struEndCode;/*结束字符*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		/*报文信息位置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PACKAGE_LOCATION
		{
			public byte byOffsetMode;/*0,token;1,fix*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwOffsetPos;/*mode为1的时候使用*/
			public NET_DVR_FRAMETYPECODE struTokenCode;/*标志位*/
			public byte byMultiplierValue;/*标志位多少次出现*/
			public byte byEternOffset;/*附加的偏移量*/
			public byte byCodeMode;/*0,ASCII;1,HEX*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*报文信息长度*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PACKAGE_LENGTH
		{
			public byte byLengthMode;/*长度类型，0,variable;1,fix;2,get from package(设置卡号长度使用)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwFixLength;/*mode为1的时候使用*/
			public uint dwMaxLength;
			public uint dwMinLength;
			public byte byEndMode;/*终结符0,ASCII;1,HEX*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_FRAMETYPECODE struEndCode;/*终结符*/
			public uint dwLengthPos;/*lengthMode为2的时候使用，卡号长度在报文中的位置*/
			public uint dwLengthLen;/*lengthMode为2的时候使用，卡号长度的长度*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		/*OSD 叠加的位置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OSD_POSITION
		{
			public byte byPositionMode;/*叠加风格，共2种；0，不显示；1，Custom*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwPos_x;/*x坐标，positionmode为Custom时使用*/
			public uint dwPos_y;/*y坐标，positionmode为Custom时使用*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*日期显示格式*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_DATE_FORMAT
		{
			public byte byItem1;/*Month,0.mm;1.mmm;2.mmmm*/
			public byte byItem2;/*Day,0.dd;*/
			public byte byItem3;/*Year,0.yy;1.yyyy*/
			public byte byDateForm;/*0~5，3个item的排列组合*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 4)]
			public string chSeprator;/*分隔符*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 4)]
			public string chDisplaySeprator;/*显示分隔符*/
			public byte byDisplayForm;/*0~5，3个item的排列组合*///lili mode by lili
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 27, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		/*时间显示格式*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVRT_TIME_FORMAT
		{
			public byte byTimeForm;/*1. HH MM SS;0. HH MM*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byHourMode;/*0,12;1,24*/ //lili mode
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 4)]
			public string chSeprator;/*报文分隔符，暂时没用*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 4)]
			public string chDisplaySeprator;/*显示分隔符*/
			public byte byDisplayForm;/*0~5，3个item的排列组合*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			public byte byDisplayHourMode;/*0,12;1,24*/ //lili mode
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 19, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes4;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OVERLAY_CHANNEL
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byChannel;/*叠加的通道*/
			public uint dwDelayTime;/*叠加延时时间*/
			public byte byEnableDelayTime;/*是否启用叠加延时，在无退卡命令时启用*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PACKAGE_ACTION
		{
			public NET_DVR_PACKAGE_LOCATION struPackageLocation;
			public NET_DVR_OSD_POSITION struOsdPosition;
			public NET_DVR_FRAMETYPECODE struActionCode;/*交易类型等对应的码*/
			public NET_DVR_FRAMETYPECODE struPreCode;/*叠加字符前的字符*/
			public byte byActionCodeMode;/*交易类型等对应的码0,ASCII;1,HEX*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PACKAGE_DATE
		{
			public NET_DVR_PACKAGE_LOCATION struPackageLocation;
			public NET_DVR_DATE_FORMAT struDateForm;
			public NET_DVR_OSD_POSITION struOsdPosition;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PACKAGE_TIME
		{
			public NET_DVR_PACKAGE_LOCATION location;
			public NET_DVRT_TIME_FORMAT struTimeForm;
			public NET_DVR_OSD_POSITION struOsdPosition;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PACKAGE_OTHERS
		{
			public NET_DVR_PACKAGE_LOCATION struPackageLocation;
			public NET_DVR_PACKAGE_LENGTH struPackageLength;
			public NET_DVR_OSD_POSITION struOsdPosition;
			public NET_DVR_FRAMETYPECODE struPreCode;/*叠加字符前的字符*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		//用户自定义协议
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_USER_DEFINE_PROTOCOL
		{
			public NET_DVR_IDENTIFICAT struIdentification;  //报文标志
			public NET_DVR_FILTER struFilter; //数据包过滤设置
			public NET_DVR_ATM_PACKAGE_OTHERS struCardNoPara; //叠加卡号设置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ACTION_TYPE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ATM_PACKAGE_ACTION[] struTradeActionPara; //叠加交易行为设置 0-9 依次对应InCard OutCard OverLay SetTime GetStatus Query WithDraw Deposit ChanPass Transfer
			public NET_DVR_ATM_PACKAGE_OTHERS struAmountPara; //叠加交易金额设置
			public NET_DVR_ATM_PACKAGE_OTHERS struSerialNoPara; //叠加交易序号设置
			public NET_DVR_OVERLAY_CHANNEL struOverlayChan; //叠加通道设置
			public NET_DVR_ATM_PACKAGE_DATE struRes1; //叠加日期，保留
			public NET_DVR_ATM_PACKAGE_TIME struRes2; //叠加时间，保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;        //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_FRAMEFORMAT_V30
		{
			public uint dwSize;                 //结构大小
			public byte byEnable;               /*是否启用0,不启用;1,启用*/
			public byte byInputMode;            /**输入方式:0-网络监听、1网络协议、2-串口监听、3-串口协议*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 34, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;              //保留字节 
			public NET_DVR_IPADDR struAtmIp;                /*ATM 机IP 网络监听时使用 */
			public ushort wAtmPort;             /* 网络协议方式时是使用*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;              // 保留字节
			public uint dwAtmType;              /*ATM协议类型，从NET_DVR_ATM_PROTOCOL结构中获取，如果类型为自定义时使用用户自定义协议*/
			public NET_DVR_ATM_USER_DEFINE_PROTOCOL struAtmUserDefineProtocol; //用户自定义协议，当ATM类型为自定时需要使用该定义
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		//协议信息数据结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PROTO_TYPE
		{
			public uint dwAtmType; //ATM协议类型，同时作为索引序号 ATM 配置中的dwAtmType 自定义时为1025
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = ATM_DESC_LEN)]
			public string chDesc; //ATM协议简单描述
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_ATM_PROTO_LIST
		{
			public uint dwAtmProtoNum;/*协议列表的个数*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ATM_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ATM_PROTO_TYPE[] struAtmProtoType;/*协议列表信息*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATM_PROTOCOL
		{
			public uint dwSize;
			public NET_DVR_ATM_PROTO_LIST struNetListenList;     // 网络监听协议描述
			public NET_DVR_ATM_PROTO_LIST struSerialListenList; //串口监听协议描述
			public NET_DVR_ATM_PROTO_LIST struNetProtoList;     //网络协议描述
			public NET_DVR_ATM_PROTO_LIST struSerialProtoList;   //串口协议描述
			public NET_DVR_ATM_PROTO_TYPE struCustomProto;      //自定义协议            
		}

		/*****************************DS-6001D/F(begin)***************************/
		//DS-6001D Decoder
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODERINFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderIP;//解码设备连接的服务器IP
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderUser;//解码设备连接的服务器的用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderPasswd;//解码设备连接的服务器的密码
			public byte bySendMode;//解码设备连接服务器的连接模式
			public byte byEncoderChannel;//解码设备连接的服务器的通道号
			public ushort wEncoderPort;//解码设备连接的服务器的端口号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] reservedData;//保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODERSTATE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderIP;//解码设备连接的服务器IP
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderUser;//解码设备连接的服务器的用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byEncoderPasswd;//解码设备连接的服务器的密码
			public byte byEncoderChannel;//解码设备连接的服务器的通道号
			public byte bySendMode;//解码设备连接的服务器的连接模式
			public ushort wEncoderPort;//解码设备连接的服务器的端口号
			public uint dwConnectState;//解码设备连接服务器的状态
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] reservedData;//保留
		}

		/*解码设备控制码定义*/
		public const int NET_DEC_STARTDEC = 1;
		public const int NET_DEC_STOPDEC = 2;
		public const int NET_DEC_STOPCYCLE = 3;
		public const int NET_DEC_CONTINUECYCLE = 4;

		/*连接的通道配置*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_DECCHANINFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIP;/* DVR IP地址 */
			public ushort wDVRPort;/* 端口号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			public byte byChannel;/* 通道号 */
			public byte byLinkMode;/* 连接模式 */
			public byte byLinkType;/* 连接类型 0－主码流 1－子码流 */
		}

		/*每个解码通道的配置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECINFO
		{
			public byte byPoolChans;/*每路解码通道上的循环通道数量, 最多4通道 0表示没有解码*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DECPOOLNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DECCHANINFO[] struchanConInfo;
			public byte byEnablePoll;/*是否轮巡 0-否 1-是*/
			public byte byPoolTime;/*轮巡时间 0-保留 1-10秒 2-15秒 3-20秒 4-30秒 5-45秒 6-1分钟 7-2分钟 8-5分钟 */
		}

		/*整个设备解码配置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECCFG
		{
			public uint dwSize;
			public uint dwDecChanNum;/*解码通道的数量*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DECNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DECINFO[] struDecInfo;
		}

		//2005-08-01
		/* 解码设备透明通道设置 */
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PORTINFO
		{
			public uint dwEnableTransPort;/* 是否启动透明通道 0－不启用 1－启用*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDecoderIP;/* DVR IP地址 */
			public ushort wDecoderPort;/* 端口号 */
			public ushort wDVRTransPort;/* 配置前端DVR是从485/232输出，1表示232串口,2表示485串口 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 4)]
			public string cReserve;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PORTCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TRANSPARENTNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PORTINFO[] struTransPortInfo;/* 数组0表示232 数组1表示485 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct bytime
		{
			public uint dwChannel;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/*请求视频用户名*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			public NET_DVR_TIME struStartTime;/* 按时间回放的开始时间 */
			public NET_DVR_TIME struStopTime;/* 按时间回放的结束时间 */
		}

		/* 控制网络文件回放 */
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_PLAYREMOTEFILE
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDecoderIP;/* DVR IP地址 */
			public ushort wDecoderPort;/* 端口号 */
			public ushort wLoadMode;/* 回放下载模式 1－按名字 2－按时间 */

			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct mode_size
			{
				[FieldOffsetAttribute(0)]
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
				public byte[] byRes;

				/*[FieldOffsetAttribute(0)]
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]             
				public byte[] byFile;/* 回放的文件名 */
				/*[FieldOffsetAttribute(0)]
				public bytime bytime;
				* */
			}
		}



		/*当前设备解码连接状态*/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_DECCHANSTATUS
		{
			public uint dwWorkType;/*工作方式：1：轮巡、2：动态连接解码、3：文件回放下载 4：按时间回放下载*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIP;/*连接的设备ip*/
			public ushort wDVRPort;/*连接端口号*/
			public byte byChannel;/* 通道号 */
			public byte byLinkMode;/* 连接模式 */
			public uint dwLinkType;/*连接类型 0－主码流 1－子码流*/

			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct objectInfo
			{
				[StructLayoutAttribute(LayoutKind.Sequential)]
				public struct userInfo
				{
					[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
					public byte[] sUserName;/*请求视频用户名*/
					[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
					public byte[] sPassword;/* 密码 */
					[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 52)]
					public string cReserve;
				}

				[StructLayoutAttribute(LayoutKind.Sequential)]
				public struct fileInfo
				{
					[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
					public byte[] fileName;
				}
				[StructLayoutAttribute(LayoutKind.Sequential)]
				public struct timeInfo
				{
					public uint dwChannel;
					[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
					public byte[] sUserName;/*请求视频用户名*/
					[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
					public byte[] sPassword;/* 密码 */
					public NET_DVR_TIME struStartTime;/* 按时间回放的开始时间 */
					public NET_DVR_TIME struStopTime;/* 按时间回放的结束时间 */
				}
			}
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECSTATUS
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DECNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DECCHANSTATUS[] struTransPortInfo;
		}
		/*****************************DS-6001D/F(end)***************************/

		//单字符参数(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_SHOWSTRINGINFO
		{
			public ushort wShowString;// 预览的图象上是否显示字符,0-不显示,1-显示 区域大小704*576,单个字符的大小为32*32
			public ushort wStringSize;/* 该行字符的长度，不能大于44个字符 */
			public ushort wShowStringTopLeftX;/* 字符显示位置的x坐标 */
			public ushort wShowStringTopLeftY;/* 字符名称显示位置的y坐标 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 44)]
			public string sString;/* 要显示的字符内容 */
		}

		//叠加字符(9000扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SHOWSTRING_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_STRINGNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHOWSTRINGINFO[] struStringInfo;/* 要显示的字符内容 */
		}

		//叠加字符扩展(8条字符)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SHOWSTRING_EX
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_STRINGNUM_EX, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHOWSTRINGINFO[] struStringInfo;/* 要显示的字符内容 */
		}

		//叠加字符
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SHOWSTRING
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_STRINGNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SHOWSTRINGINFO[] struStringInfo;/* 要显示的字符内容 */
		}

		/****************************DS9000新增结构(begin)******************************/
		/*EMAIL参数结构*/
		//与原结构体有差异
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struReceiver
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sName;/* 收件人姓名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EMAIL_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAddress;/* 收件人地址 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EMAILCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sAccount;/* 账号*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EMAIL_PWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/*密码 */

			[StructLayoutAttribute(LayoutKind.Sequential)]
			public struct struSender
			{
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
				public byte[] sName;/* 发件人姓名 */
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EMAIL_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
				public byte[] sAddress;/* 发件人地址 */
			}

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EMAIL_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSmtpServer;/* smtp服务器 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EMAIL_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPop3Server;/* pop3服务器 */

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.Struct)]
			public struReceiver[] struStringInfo;/* 最多可以设置3个收件人 */

			public byte byAttachment;/* 是否带附件 */
			public byte bySmtpServerVerify;/* 发送服务器要求身份验证 */
			public byte byMailInterval;/* mail interval */
			public byte byEnableSSL;//ssl是否启用9000_1.1
			public ushort wSmtpPort;//gmail的465，普通的为25  
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 74, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		/*DVR实现巡航数据结构*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CRUISE_PARA
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CRUISE_MAX_PRESET_NUMS, ArraySubType = UnmanagedType.I1)]
			public byte[] byPresetNo;/* 预置点号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CRUISE_MAX_PRESET_NUMS, ArraySubType = UnmanagedType.I1)]
			public byte[] byCruiseSpeed;/* 巡航速度 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CRUISE_MAX_PRESET_NUMS, ArraySubType = UnmanagedType.U2)]
			public ushort[] wDwellTime;/* 停留时间 */
			public byte byEnableThisCruise;/* 是否启用 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}
		/****************************DS9000新增结构(end)******************************/
		//时间点
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIMEPOINT
		{
			public uint dwMonth;//月 0-11表示1-12个月
			public uint dwWeekNo;//第几周 0－第1周 1－第2周 2－第3周 3－第4周 4－最后一周
			public uint dwWeekDate;//星期几 0－星期日 1－星期一 2－星期二 3－星期三 4－星期四 5－星期五 6－星期六
			public uint dwHour;//小时	开始时间0－23 结束时间1－23
			public uint dwMin;//分	0－59
		}

		//夏令时参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ZONEANDDST
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			public uint dwEnableDST;//是否启用夏时制 0－不启用 1－启用
			public byte byDSTBias;//夏令时偏移值，30min, 60min, 90min, 120min, 以分钟计，传递原始数值
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_TIMEPOINT struBeginPoint;//夏时制开始时间
			public NET_DVR_TIMEPOINT struEndPoint;//夏时制停止时间
		}

		//图片质量
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_JPEGPARA
		{
			/*注意：当图像压缩分辨率为VGA时，支持0=CIF, 1=QCIF, 2=D1抓图，
			当分辨率为3=UXGA(1600x1200), 4=SVGA(800x600), 5=HD720p(1280x720),6=VGA,7=XVGA, 8=HD900p
			仅支持当前分辨率的抓图*/
			public ushort wPicSize;/* 0=CIF, 1=QCIF, 2=D1 3=UXGA(1600x1200), 4=SVGA(800x600), 5=HD720p(1280x720),6=VGA*/
			public ushort wPicQuality;/* 图片质量系数 0-最好 1-较好 2-一般 */
		}

		/* aux video out parameter */
		//辅助输出参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUXOUTCFG
		{
			public uint dwSize;
			public uint dwAlarmOutChan;/* 选择报警弹出大报警通道切换时间：1画面的输出通道: 0:主输出/1:辅1/2:辅2/3:辅3/4:辅4 */
			public uint dwAlarmChanSwitchTime;/* :1秒 - 10:10秒 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AUXOUT, ArraySubType = UnmanagedType.U4)]
			public uint[] dwAuxSwitchTime;/* 辅助输出切换时间: 0-不切换,1-5s,2-10s,3-20s,4-30s,5-60s,6-120s,7-300s */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AUXOUT * MAX_WINDOW, ArraySubType = UnmanagedType.I1)]
			public byte[] byAuxOrder;/* 辅助输出预览顺序, 0xff表示相应的窗口不预览 */
		}

		//ntp
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NTPPARA
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sNTPServer;/* Domain Name or IP addr of NTP server */
			public ushort wInterval;/* adjust time interval(hours) */
			public byte byEnableNTP;/* enable NPT client 0-no，1-yes*/
			public byte cTimeDifferenceH;/* 与国际标准时间的 小时偏移-12 ... +13 */
			public byte cTimeDifferenceM;/* 与国际标准时间的 分钟偏移0, 30, 45*/
			public byte res1;
			public ushort wNtpPort; /* ntp server port 9000新增 设备默认为123*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] res2;
		}

		//ddns
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DDNSPARA
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* DDNS账号用户名/密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sDomainName; /* 域名 */
			public byte byEnableDDNS;/*是否应用 0-否，1-是*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DDNSPARA_EX
		{
			public byte byHostIndex;/* 0-Hikvision DNS 1－Dyndns 2－PeanutHull(花生壳)*/
			public byte byEnableDDNS;/*是否应用DDNS 0-否，1-是*/
			public ushort wDDNSPort;/* DDNS端口号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* DDNS用户名*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* DDNS密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] sDomainName;/* 设备配备的域名地址 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] sServerName;/* DDNS 对应的服务器地址，可以是IP地址或域名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//9000扩展
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struDDNS
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* DDNS账号用户名*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] sDomainName;/* 设备配备的域名地址 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] sServerName;/* DDNS协议对应的服务器地址，可以是IP地址或域名 */
			public ushort wDDNSPort;/* 端口号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DDNSPARA_V30
		{
			public byte byEnableDDNS;
			public byte byHostIndex;/* 0-Hikvision DNS(保留) 1－Dyndns 2－PeanutHull(花生壳)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DDNS_NUMS, ArraySubType = UnmanagedType.Struct)]
			public struDDNS[] struDDNS;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//email
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EMAILPARA
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sUsername;/* 邮件账号/密码 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sSmtpServer;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sPop3Server;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sMailAddr;/* email */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sEventMailAddr1;/* 上传报警/异常等的email */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] sEventMailAddr2;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		//网络参数配置
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_NETAPPCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDNSIp; /* DNS服务器地址 */
			public NET_DVR_NTPPARA struNtpClientParam;/* NTP参数 */
			public NET_DVR_DDNSPARA struDDNSClientParam;/* DDNS参数 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 464, ArraySubType = UnmanagedType.I1)]
			public byte[] res;/* 保留 */
		}

		//nfs结构配置
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_SINGLE_NFS
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sNfsHostIPAddr;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PATHNAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNfsDirectory;

			public void Init()
			{
				this.sNfsDirectory = new byte[PATHNAME_LEN];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NFSCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NFS_DISK, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLE_NFS[] struNfsDiskParam;

			public void Init()
			{
				this.struNfsDiskParam = new NET_DVR_SINGLE_NFS[MAX_NFS_DISK];

				for (int i = 0; i < MAX_NFS_DISK; i++)
				{
					struNfsDiskParam[i].Init();
				}
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ISCSI_CFG
		{
			public uint dwSize;                   // 结构大小
			public ushort wVrmPort;                  // VRM 监听端口
			public byte byEnable;                  // 是否启用 ISCSI存储
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 69, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                 // 保留字节
			public NET_DVR_IPADDR struVrmAddr;          // VRM ip地址 16位
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 64)]
			public string chNvtIndexCode;        //nvt index Code 
		}

		//巡航点配置(HIK IP快球专用)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CRUISE_POINT
		{
			public byte PresetNum;//预置点
			public byte Dwell;//停留时间
			public byte Speed;//速度
			public byte Reserve;//保留

			public void Init()
			{
				PresetNum = 0;
				Dwell = 0;
				Speed = 0;
				Reserve = 0;
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CRUISE_RET
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CRUISE_POINT[] struCruisePoint;//最大支持32个巡航点

			public void Init()
			{
				struCruisePoint = new NET_DVR_CRUISE_POINT[32];
				for (int i = 0; i < 32; i++)
				{
					struCruisePoint[i].Init();
				}
			}
		}

		/************************************多路解码器(begin)***************************************/
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_NETCFG_OTHER
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sFirstDNSIP;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sSecondDNSIP;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_DECINFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIP;/* DVR IP地址 */
			public ushort wDVRPort;/* 端口号 */
			public byte byChannel;/* 通道号 */
			public byte byTransProtocol;/* 传输协议类型 0-TCP, 1-UDP */
			public byte byTransMode;/* 传输码流模式 0－主码流 1－子码流*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 监控主机登陆帐号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 监控主机密码 */
		}

		//启动/停止动态解码
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DYNAMIC_DEC
		{
			public uint dwSize;
			public NET_DVR_MATRIX_DECINFO struDecChanInfo;/* 动态解码通道信息 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_DEC_CHAN_STATUS
		{
			public uint dwSize;
			public uint dwIsLinked;/* 解码通道状态 0－休眠 1－正在连接 2－已连接 3-正在解码 */
			public uint dwStreamCpRate;/* Stream copy rate, X kbits/second */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 64)]
			public string cRes;/* 保留 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_DEC_CHAN_INFO
		{
			public uint dwSize;
			public NET_DVR_MATRIX_DECINFO struDecChanInfo;/* 解码通道信息 */
			public uint dwDecState;/* 0-动态解码 1－循环解码 2－按时间回放 3－按文件回放 */
			public NET_DVR_TIME StartTime;/* 按时间回放开始时间 */
			public NET_DVR_TIME StopTime;/* 按时间回放停止时间 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string sFileName;/* 按文件回放文件名 */
		}

		//连接的通道配置 2007-11-05
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DECCHANINFO
		{
			public uint dwEnable;/* 是否启用 0－否 1－启用*/
			public NET_DVR_MATRIX_DECINFO struDecChanInfo;/* 轮循解码通道信息 */
		}

		//2007-11-05 新增每个解码通道的配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_LOOP_DECINFO
		{
			public uint dwSize;
			public uint dwPoolTime;/*轮巡时间 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CYCLE_CHAN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_DECCHANINFO[] struchanConInfo;
		}

		//2007-12-22
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct TTY_CONFIG
		{
			public byte baudrate;/* 波特率 */
			public byte databits;/* 数据位 */
			public byte stopbits;/* 停止位 */
			public byte parity;/* 奇偶校验位 */
			public byte flowcontrol;/* 流控 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_TRAN_CHAN_INFO
		{
			public byte byTranChanEnable;/* 当前透明通道是否打开 0：关闭 1：打开 */
			/*
			 *	多路解码器本地有1个485串口，1个232串口都可以作为透明通道,设备号分配如下：
			 *	0 RS485
			 *	1 RS232 Console
			 */
			public byte byLocalSerialDevice;/* Local serial device */
			/*
			 *	远程串口输出还是两个,一个RS232，一个RS485
			 *	1表示232串口
			 *	2表示485串口
			 */
			public byte byRemoteSerialDevice;/* Remote output serial device */
			public byte res1;/* 保留 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sRemoteDevIP;/* Remote Device IP */
			public ushort wRemoteDevPort;/* Remote Net Communication Port */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] res2;/* 保留 */
			public TTY_CONFIG RemoteSerialDevCfg;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_TRAN_CHAN_CONFIG
		{
			public uint dwSize;
			public byte by232IsDualChan;/* 设置哪路232透明通道是全双工的 取值1到MAX_SERIAL_NUM */
			public byte by485IsDualChan;/* 设置哪路485透明通道是全双工的 取值1到MAX_SERIAL_NUM */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] res;/* 保留 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SERIAL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_TRAN_CHAN_INFO[] struTranInfo;/*同时支持建立MAX_SERIAL_NUM个透明通道*/
		}

		//2007-12-24 Merry Christmas Eve...
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_DEC_REMOTE_PLAY
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sDVRIP;/* DVR IP地址 */
			public ushort wDVRPort;/* 端口号 */
			public byte byChannel;/* 通道号 */
			public byte byReserve;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/* 密码 */
			public uint dwPlayMode;/* 0－按文件 1－按时间*/
			public NET_DVR_TIME StartTime;
			public NET_DVR_TIME StopTime;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string sFileName;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DEC_REMOTE_PLAY_CONTROL
		{
			public uint dwSize;
			public uint dwPlayCmd;/* 播放命令 见文件播放命令*/
			public uint dwCmdParam;/* 播放命令参数 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DEC_REMOTE_PLAY_STATUS
		{
			public uint dwSize;
			public uint dwCurMediaFileLen;/* 当前播放的媒体文件长度 */
			public uint dwCurMediaFilePosition;/* 当前播放文件的播放位置 */
			public uint dwCurMediaFileDuration;/* 当前播放文件的总时间 */
			public uint dwCurPlayTime;/* 当前已经播放的时间 */
			public uint dwCurMediaFIleFrames;/* 当前播放文件的总帧数 */
			public uint dwCurDataType;/* 当前传输的数据类型，19-文件头，20-流数据， 21-播放结束标志 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 72, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		//2009-4-11 added by likui 多路解码器new
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_PASSIVEMODE
		{
			public ushort wTransProtol;//传输协议，0-TCP, 1-UDP, 2-MCAST
			public ushort wPassivePort;//UDP端口, TCP时默认
																 // char	sMcastIP[16];		//TCP,UDP时无效, MCAST时为多播地址
			public NET_DVR_IPADDR struMcastIP;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_TRAN_CHAN_INFO_V30
		{
			public byte byTranChanEnable;/* 当前透明通道是否打开 0：关闭 1：打开 */
			/*
			 *	多路解码器本地有1个485串口，1个232串口都可以作为透明通道,设备号分配如下：
			 *	0 RS485
			 *	1 RS232 Console
			 */
			public byte byLocalSerialDevice;/* Local serial device */
			/*
			 *	远程串口输出还是两个,一个RS232，一个RS485
			 *	1表示232串口
			 *	2表示485串口
			 */
			public byte byRemoteSerialDevice;/* Remote output serial device */
			public byte byRes1;/* 保留 */
			public NET_DVR_IPADDR struRemoteDevIP;/* Remote Device IP */
			public ushort wRemoteDevPort;/* Remote Net Communication Port */
			public byte byIsEstablished;/* 透明通道建立成功标志，0-没有成功，1-建立成功 */
			public byte byRes2;/* 保留 */
			public TTY_CONFIG RemoteSerialDevCfg;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUsername;/* 32BYTES */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassword;/* 16BYTES */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_TRAN_CHAN_CONFIG_V30
		{
			public uint dwSize;
			public byte by232IsDualChan;/* 设置哪路232透明通道是全双工的 取值1到MAX_SERIAL_NUM */
			public byte by485IsDualChan;/* 设置哪路485透明通道是全双工的 取值1到MAX_SERIAL_NUM */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] vyRes;/* 保留 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SERIAL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_TRAN_CHAN_INFO[] struTranInfo;/*同时支持建立MAX_SERIAL_NUM个透明通道*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_CHAN_INFO_V30
		{
			public uint dwEnable;/* 是否启用 0－否 1－启用*/
			public NET_DVR_STREAM_MEDIA_SERVER_CFG streamMediaServerCfg;
			public NET_DVR_DEV_CHAN_INFO struDevChanInfo;/* 轮循解码通道信息 */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_LOOP_DECINFO_V30
		{
			public uint dwSize;
			public uint dwPoolTime;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CYCLE_CHAN_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_CHAN_INFO_V30[] struchanConInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_MATRIX_DEC_CHAN_INFO_V30
		{
			public uint dwSize;
			public NET_DVR_STREAM_MEDIA_SERVER_CFG streamMediaServerCfg;/*流媒体服务器配置*/
			public NET_DVR_DEV_CHAN_INFO struDevChanInfo;/* 解码通道信息 */
			public uint dwDecState;/* 0-动态解码 1－循环解码 2－按时间回放 3－按文件回放 */
			public NET_DVR_TIME StartTime;/* 按时间回放开始时间 */
			public NET_DVR_TIME StopTime;/* 按时间回放停止时间 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string sFileName;/* 按文件回放文件名 */
			public uint dwGetStreamMode;/*取流模式:1-主动，2-被动*/
			public NET_DVR_MATRIX_PASSIVEMODE struPassiveMode;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int MAX_RESOLUTIONNUM = 64; //支持的最大分辨率数目

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_ABILITY
		{
			public uint dwSize;
			public byte byDecNums;
			public byte byStartChan;
			public byte byVGANums;
			public byte byBNCNums;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8 * 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byVGAWindowMode;/*VGA支持的窗口模式*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byBNCWindowMode;/*BNC支持的窗口模式*/
			public byte byDspNums;
			public byte byHDMINums;//HDMI显示通道个数（从25开始）
			public byte byDVINums;//DVI显示通道个数（从29开始）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 13, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RESOLUTIONNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] bySupportResolution;//按照上面的枚举定义,一个字节代表一个分辨率是//否支持，1：支持，0：不支持
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4 * 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byHDMIWindowMode;//HDMI支持的窗口模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4 * 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byDVIWindowMode;//DVI支持的窗口模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//上传logo结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISP_LOGOCFG
		{
			public uint dwCorordinateX;//图片显示区域X坐标
			public uint dwCorordinateY;//图片显示区域Y坐标
			public ushort wPicWidth; //图片宽
			public ushort wPicHeight; //图片高
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byFlash;//是否闪烁1-闪烁，0-不闪烁
			public byte byTranslucent;//是否半透明1-半透明，0-不半透明
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留
			public uint dwLogoSize;//LOGO大小，包括BMP的文件头
		}

		/*编码类型*/
		public const int NET_DVR_ENCODER_UNKOWN = 0;/*未知编码格式*/
		public const int NET_DVR_ENCODER_H264 = 1;/*HIK 264*/
		public const int NET_DVR_ENCODER_S264 = 2;/*Standard H264*/
		public const int NET_DVR_ENCODER_MPEG4 = 3;/*MPEG4*/
		public const int NET_DVR_ORIGINALSTREAM = 4;/*Original Stream*/
		public const int NET_DVR_PICTURE = 5;//*Picture*/
		public const int NET_DVR_ENCODER_MJPEG = 6;
		public const int NET_DVR_ECONDER_MPEG2 = 7;
		/* 打包格式 */
		public const int NET_DVR_STREAM_TYPE_UNKOWN = 0;/*未知打包格式*/
		public const int NET_DVR_STREAM_TYPE_HIKPRIVT = 1; /*海康自定义打包格式*/
		public const int NET_DVR_STREAM_TYPE_TS = 7;/* TS打包 */
		public const int NET_DVR_STREAM_TYPE_PS = 8;/* PS打包 */
		public const int NET_DVR_STREAM_TYPE_RTP = 9;/* RTP打包 */

		/*解码通道状态*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_CHAN_STATUS
		{
			public byte byDecodeStatus;/*当前状态:0:未启动，1：启动解码*/
			public byte byStreamType;/*码流类型*/
			public byte byPacketType;/*打包方式*/
			public byte byRecvBufUsage;/*接收缓冲使用率*/
			public byte byDecBufUsage;/*解码缓冲使用率*/
			public byte byFpsDecV;/*视频解码帧率*/
			public byte byFpsDecA;/*音频解码帧率*/
			public byte byCpuLoad;/*DSP CPU使用率*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwDecodedV;/*解码的视频帧*/
			public uint dwDecodedA;/*解码的音频帧*/
			public ushort wImgW;/*解码器当前的图像大小,宽*/
			public ushort wImgH; //高
			public byte byVideoFormat;/*视频制式:0-NON,NTSC--1,PAL--2*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public uint dwDecChan; /*获取全部解码通道状态时有效，设置时可填0*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		/*显示通道状态*/
		public const int NET_DVR_MAX_DISPREGION = 16;         /*每个显示通道最多可以显示的窗口*/
		//VGA分辨率，目前能用的是：VGA_THS8200_MODE_XGA_60HZ、VGA_THS8200_MODE_SXGA_60HZ、
		//
		public enum VGA_MODE
		{
			/*VGA*/
			VGA_NOT_AVALIABLE,
			VGA_THS8200_MODE_SVGA_60HZ,    //(800*600)
			VGA_THS8200_MODE_SVGA_75HZ,    //(800*600)
			VGA_THS8200_MODE_XGA_60HZ,     //(1024*768)
			VGA_THS8200_MODE_XGA_75HZ,     //(1024*768)
			VGA_THS8200_MODE_SXGA_60HZ,    //(1280*1024)
			VGA_THS8200_MODE_720P_60HZ,    //(1280*720)
			VGA_THS8200_MODE_1080I_60HZ,   //(1920*1080)
			VGA_THS8200_MODE_1080P_30HZ,   //(1920*1080)
			VGA_THS8200_MODE_UXGA_30HZ,    //(1600*1200)
			/*HDMI*/
			HDMI_SII9134_MODE_XGA_60HZ,    //(1024*768)
			HDMI_SII9134_MODE_SXGA_60HZ,   //(1280*1024)
			HDMI_SII9134_MODE_SXGA2_60HZ,  //(1280*960)
			HDMI_SII9134_MODE_720P_60HZ,   //(1280*720)	
			HDMI_SII9134_MODE_720P_50HZ,   //(1280*720)		
			HDMI_SII9134_MODE_1080I_60HZ,  //(1920*1080)
			HDMI_SII9134_MODE_1080I_50HZ,  //(1920*1080)	
			HDMI_SII9134_MODE_1080P_25HZ,  //(1920*1080)
			HDMI_SII9134_MODE_1080P_30HZ,  //(1920*1080)
			HDMI_SII9134_MODE_1080P_50HZ,  //(1920*1080)
			HDMI_SII9134_MODE_1080P_60HZ,  //(1920*1080)
			HDMI_SII9134_MODE_UXGA_60HZ,   //(1600*1200)
			/*DVI*/
			DVI_SII9134_MODE_XGA_60HZ,     //(1024*768)
			DVI_SII9134_MODE_SXGA_60HZ,    //(1280*1024)
			DVI_SII9134_MODE_SXGA2_60HZ,   //(1280*960)
			DVI_SII9134_MODE_720P_60HZ,    //(1280*720)	
			DVI_SII9134_MODE_720P_50HZ,    //(1280*720)		
			DVI_SII9134_MODE_1080I_60HZ,   //(1920*1080)
			DVI_SII9134_MODE_1080I_50HZ,   //(1920*1080)
			DVI_SII9134_MODE_1080P_25HZ,   //(1920*1080)
			DVI_SII9134_MODE_1080P_30HZ,   //(1920*1080)
			DVI_SII9134_MODE_1080P_50HZ,   //(1920*1080)
			DVI_SII9134_MODE_1080P_60HZ,   //(1920*1080)
			DVI_SII9134_MODE_UXGA_60HZ,     //(1600*1200)
			VGA_DECSVR_MODE_SXGA2_60HZ,
			HDMI_DECSVR_MODE_1080P_24HZ,
			DVI_DECSVR_MODE_1080P_24HZ,
			YPbPr_DECSVR_MODE_720P_60HZ,
			YPbPr_DECSVR_MODE_1080I_60HZ
		}

		//低帧率定义
		public const int LOW_DEC_FPS_1_2 = 51;
		public const int LOW_DEC_FPS_1_4 = 52;
		public const int LOW_DEC_FPS_1_8 = 53;
		public const int LOW_DEC_FPS_1_16 = 54;

		/*视频制式标准*/
		public enum VIDEO_STANDARD
		{
			VS_NON = 0,
			VS_NTSC = 1,
			VS_PAL = 2,
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_VIDEOPLATFORM
		{
			/*各个子窗口对应解码通道所对应的解码子系统的槽位号(对于视频综合平台中解码子系统有效)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecoderId;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_NOTVIDEOPLATFORM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VGA_DISP_CHAN_CFG
		{
			public uint dwSize;
			public byte byAudio;/*音频是否开启,0-否，1-是*/
			public byte byAudioWindowIdx;/*音频开启子窗口*/
			public byte byVgaResolution;/*VGA的分辨率*/
			public byte byVedioFormat;/*视频制式，1:NTSC,2:PAL,0-NON*/
			public uint dwWindowMode;/*画面模式，从能力集里获取，目前支持1,2,4,9,16*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;/*各个子窗口关联的解码通道*/
			public byte byEnlargeStatus;          /*是否处于放大状态，0：不放大，1：放大*/
			public byte byEnlargeSubWindowIndex;//放大的子窗口号
			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct struDiff
			{
				[FieldOffsetAttribute(0)]
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
				public byte[] byRes;
			}
			public byte byUnionType;/*区分共用体，0-视频综合平台内部解码器显示通道配置，1-其他解码器显示通道配置*/
			public byte byScale; /*显示模式，0---真实显示，1---缩放显示( 针对BNC )*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISP_CHAN_STATUS
		{
			public byte byDispStatus;/*显示状态：0：未显示，1：启动显示*/
			public byte byBVGA; /*VGA/BNC*/
			public byte byVideoFormat;/*视频制式:1:NTSC,2:PAL,0-NON*/
			public byte byWindowMode;/*当前画面模式*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;/*各个子窗口关联的解码通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_DVR_MAX_DISPREGION, ArraySubType = UnmanagedType.I1)]
			public byte[] byFpsDisp;/*每个子画面的显示帧率*/
			public byte byScreenMode;           //屏幕模式0-普通 1-大屏
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 31, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		public const int MAX_DECODECHANNUM = 32;//多路解码器最大解码通道数
		public const int MAX_DISPCHANNUM = 24;//多路解码器最大显示通道数

		/*解码器设备状态*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODER_WORK_STATUS
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DECODECHANNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_CHAN_STATUS[] struDecChanStatus;/*解码通道状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISPCHANNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISP_CHAN_STATUS[] struDispChanStatus;/*显示通道状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_ALARMIN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInStatus;/*报警输入状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ANALOG_ALARMOUT, ArraySubType = UnmanagedType.I1)]
			public byte[] byAalarmOutStatus;/*报警输出状态*/
			public byte byAudioInChanStatus;/*语音对讲状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 127, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//2009-12-1 增加被动解码播放控制
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PASSIVEDECODE_CONTROL
		{
			public uint dwSize;
			public uint dwPlayCmd;      /* 播放命令 见文件播放命令*/
			public uint dwCmdParam;     /* 播放命令参数 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//Reverse
		}

		public const int PASSIVE_DEC_PAUSE = 1; /*被动解码暂停(仅文件流有效)*/
		public const int PASSIVE_DEC_RESUME = 2;    /*恢复被动解码(仅文件流有效)*/
		public const int PASSIVE_DEC_FAST = 3;   /*快速被动解码(仅文件流有效)*/
		public const int PASSIVE_DEC_SLOW = 4;   /*慢速被动解码(仅文件流有效)*/
		public const int PASSIVE_DEC_NORMAL = 5;   /*正常被动解码(仅文件流有效)*/
		public const int PASSIVE_DEC_ONEBYONE = 6;  /*被动解码单帧播放(保留)*/
		public const int PASSIVE_DEC_AUDIO_ON = 7;   /*音频开启*/
		public const int PASSIVE_DEC_AUDIO_OFF = 8;      /*音频关闭*/
		public const int PASSIVE_DEC_RESETBUFFER = 9;    /*清空缓冲区*/

		//2009-12-16 增加控制解码器解码通道缩放
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DECCHAN_CONTROL
		{
			public uint dwSize;
			public byte byDecChanScaleStatus;/*解码通道显示缩放控制,1表示缩放显示，0表示真实显示*/
			public byte byDecodeDelay;//解码延时，0-默认，1-实时性好，2-实时性较好，3-实时性中，流畅性中，4-流畅性较好，5-流畅性好，0xff-自动调整   
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 66, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}
		/************************************多路解码器(end)***************************************/

		/************************************视频综合平台(begin)***************************************/
		public const int MAX_SUBSYSTEM_NUM = 80;   //一个矩阵系统中最多子系统数量
		public const int MAX_SUBSYSTEM_NUM_V40 = 120;   //一个矩阵系统中最多子系统数量
		public const int MAX_SERIALLEN = 36;  //最大序列号长度
		public const int MAX_LOOPPLANNUM = 16;  //最大计划切换组
		public const int DECODE_TIMESEGMENT = 4;     //计划解码每天时间段数

		public const int MAX_DOMAIN_NAME = 64;  /* 最大域名长度 */
		public const int MAX_DISKNUM_V30 = 33; //9000设备最大硬盘数/* 最多33个硬盘(包括16个内置SATA硬盘、1个eSATA硬盘和16个NFS盘) */
		public const int MAX_DAYS = 7;       //每周天数
		public const int MAX_DISPNUM_V41 = 32;
		public const int MAX_WINDOWS_NUM = 12;
		public const int MAX_VOUTNUM = 32;
		public const int MAX_SUPPORT_RES = 32;
		public const int MAX_BIGSCREENNUM = 100;

		public const int VIDEOPLATFORM_ABILITY = 0x210; //视频综合平台能力集
		public const int MATRIXDECODER_ABILITY_V41 = 0x260; //解码器能力集

		public const int NET_DVR_MATRIX_BIGSCREENCFG_GET = 1140;//获取大屏拼接参数        

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SUBSYSTEMINFO
		{
			public byte bySubSystemType;//子系统类型，1-解码用子系统，2-编码用子系统，0-NULL（此参数只能获取）
			public byte byChan;//子系统通道数（此参数只能获取）
			public byte byLoginType;//注册类型，1-直连，2-DNS，3-花生壳
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR struSubSystemIP;/*IP地址（可修改）*/
			public ushort wSubSystemPort;//子系统端口号（可修改）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_IPADDR struSubSystemIPMask;//子网掩码
			public NET_DVR_IPADDR struGatewayIpAddr;    /* 网关地址*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 （此参数只能获取）*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/*密码（此参数只能获取）*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_DOMAIN_NAME)]
			public string sDomainName;//域名(可修改)
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_DOMAIN_NAME)]
			public string sDnsAddress;/*DNS域名或IP地址*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;//序列号（此参数只能获取）
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALLSUBSYSTEMINFO
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SUBSYSTEM_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SUBSYSTEMINFO[] struSubSystemInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LOOPPLAN_SUBCFG
		{
			public uint dwSize;
			public uint dwPoolTime; /*轮询间隔，单位：秒*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CYCLE_CHAN_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_CHAN_INFO_V30[] struChanConInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMMODECFG
		{
			public uint dwSize;
			public byte byAlarmMode;//报警触发类型，1-轮询，2-保持 
			public ushort wLoopTime;//轮询时间, 单位：秒 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CODESPLITTERINFO
		{
			public uint dwSize;
			public NET_DVR_IPADDR struIP;/*码分器IP地址*/
			public ushort wPort;//码分器端口号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;/* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;/*密码 */
			public byte byChan;//码分器485号
			public byte by485Port;//485口地址      
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 14, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ASSOCIATECFG
		{
			public byte byAssociateType;//关联类型，1-报警
			public ushort wAlarmDelay;//报警延时，0－5秒；1－10秒；2－30秒；3－1分钟；4－2分钟；5－5分钟；6－10分钟；
			public byte byAlarmNum;//报警号，具体的值由应用赋，相同的报警赋相同的值
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DYNAMICDECODE
		{
			public uint dwSize;
			public NET_DVR_ASSOCIATECFG struAssociateCfg;//触发动态解码关联结构
			public NET_DVR_PU_STREAM_CFG struPuStreamCfg;//动态解码结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODESCHED
		{
			public NET_DVR_SCHEDTIME struSchedTime;
			public byte byDecodeType;/*0-无，1-轮询解码，2-动态解码*/
			public byte byLoopGroup;//轮询组号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_PU_STREAM_CFG struDynamicDec;//动态解码
		}
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLANDECODE
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * DECODE_TIMESEGMENT, ArraySubType = UnmanagedType.I1)]
			public NET_DVR_DECODESCHED[] struDecodeSched;//周一作为开始，和9000一致
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byres;
		}
		/************************************视频综合平台(end)***************************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOPLATFORM_ABILITY
		{
			public uint dwSize;
			public byte byCodeSubSystemNums;//编码子系统数量
			public byte byDecodeSubSystemNums;//解码子系统数量
			[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = System.Runtime.InteropServices.UnmanagedType.I1)]
			public byte[] byWindowMode; /*显示通道支持的窗口模式*/
			[System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = System.Runtime.InteropServices.UnmanagedType.I1)]
			public byte[] byRes;
		}



		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SUBSYSTEM_ABILITY
		{
			/*子系统类型，1-解码用子系统，2-编码用子系统，3-级联输出子系统，4-级联输入子系统，5-码分器子系统，6-报警主机子系统，7-智能子系统，8-V6解码子系统，9-V6子系统，0-NULL（此参数只能获取）*/
			public byte bySubSystemType;
			public byte byChanNum;//子系统通道数
			public byte byStartChan;//子系统起始通道数
			public byte bySlotNum;//槽位号 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public struDecoderSystemAbility _struAbility;
		}
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struDecoderSystemAbility
		{
			public byte byVGANums;//VGA显示通道个数（从1开始）
			public byte byBNCNums;//BNC显示通道个数（从9开始）
			public byte byHDMINums;//HDMI显示通道个数（从25开始）
			public byte byDVINums;//DVI显示通道个数（从29开始）

			public byte byLayerNums;//大屏拼接中，做主屏时所支持图层数
			public byte bySpartan;//畅显功能，0-不支持，1-支持
			public byte byDecType; //解码子系统类型，0-普通型,1-增强型(普通型分屏时前4窗口需使用自身资源，增强型无此限制，增强型最多可被其他子系统借16路D1解码资源
														 //增强型被大屏关联为子屏后资源可被借用，普通型则不能被借用)
			public byte byOutputSwitch;//是否支持HDMI/DVI互相切换，0-不支持，1-支持
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 39, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byDecoderType; //解码板类型  0-普通解码板 1-万能解码板
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 152, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struAbility
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 200, ArraySubType = UnmanagedType.I1)]
			//  [FieldOffsetAttribute(0)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOPLATFORM_ABILITY_V40
		{
			public uint dwSize;
			public byte byCodeSubSystemNums;
			public byte byDecodeSubSystemNums;//解码子系统数量
			public byte bySupportNat;//是否支持NAT，0-不支持，1-支持
			public byte byInputSubSystemNums;//级联输入子系统数量
			public byte byOutputSubSystemNums;//级联输出子系统数量
			public byte byCodeSpitterSubSystemNums;//码分子系统数量
			public byte byAlarmHostSubSystemNums;//报警子系统数量
			public byte bySupportBigScreenNum;//所支持最多组成大屏的个数
			public byte byVCASubSystemNums;//智能子系统数量
			public byte byV6SubSystemNums;//V6子系统数量
			public byte byV6DecoderSubSystemNums;//V6解码子系统数量
			public byte bySupportBigScreenX;/*大屏拼接的模式：m×n*/
			public byte bySupportBigScreenY;
			public byte bySupportSceneNums;//支持场景模式的个数
			public byte byVcaSupportChanMode;//智能支持的通道使用模式，0-使用解码通道，1-使用显示通道及子通道号
			public byte bySupportScreenNums;//所支持的大屏的屏幕最大个数
			public byte bySupportLayerNums;//所支持的图层数，0xff-无效
			public byte byNotSupportPreview;//是否支持预览,1-不支持，0-支持
			public byte byNotSupportStorage;//是否支持存储,1-不支持，0-支持
			public byte byUploadLogoMode;//上传logo模式，0-上传给解码通道，1-上传给显示通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SUBSYSTEM_NUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SUBSYSTEM_ABILITY[] struSubSystemAbility;
			public byte by485Nums;//485串口个数
			public byte by232Nums;//232串口个数
			public byte bySerieStartChan;//起始通道
			public byte byScreenMode;//大屏模式，0-主屏由客户端分配，1-主屏由设备端分配
			public byte byDevVersion;//设备版本，0-B10/B11/B12，1-B20
			public byte bySupportBaseMapNums;//所支持的底图数，底图号从1开始
			public ushort wBaseLengthX;//每个屏大小的基准值，B20使用
			public ushort wBaseLengthY;
			public byte bySupportPictureTrans;  //是否支持图片回显，0-不支持，1-支持	
			public byte bySupportPreAllocDec;   //是否支持智能解码资源预分配，0-不支持，1-支持
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 628, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLESCREENCFG
		{
			public byte byScreenSeq;//屏幕序号，0xff表示不用此屏,64-T解码器第一个表示主屏
			public byte bySubSystemNum;//解码子系统槽位号,解码器此值没有用
			public byte byDispNum;//解码子系统上对应显示通道号，64-T解码器中该值表示解码器的显示通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BIGSCREENCFG
		{
			public uint dwSize;
			public byte byEnable;//大屏拼接使能，0-不使能，1-使能
			public byte byModeX;/*大屏拼接模式*/
			public byte byModeY;
			public byte byMainDecodeSystem;//综合平台的解码板中该值表示主屏槽位号，64-T解码器中该值表示解码通道号
			public byte byMainDecoderDispChan;//主屏所用显示通道号，1.1netra版本新增，netra解码器有两个显示通道，都能够作为主屏。64-T中该值无效
			public byte byVideoStandard;      //大屏每个子屏制式相同 1:NTSC,2:PAL
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwResolution;         //大屏每个子屏分辨率相同
																				//大屏拼接从屏幕信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_BIGSCREENNUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLESCREENCFG[] struFollowSingleScreen;
			//起始坐标必须为基准坐标的整数倍
			public ushort wBigScreenX; //大屏在电视墙中起始X坐标
			public ushort wBigScreenY; //大屏在电视墙中起始Y坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;

			public void Init()
			{
				byRes1 = new byte[2];
				struFollowSingleScreen = new NET_DVR_SINGLESCREENCFG[MAX_BIGSCREENNUM];
				byRes2 = new byte[12];
			}
		}

		/************************************视频综合平台(end)***************************************/

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_EMAILCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sUserName;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sPassWord;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sFromName;/* Sender *///字符串中的第一个字符和最后一个字符不能是"@",并且字符串中要有"@"字符
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 48)]
			public string sFromAddr;/* Sender address */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sToName1;/* Receiver1 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sToName2;/* Receiver2 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 48)]
			public string sToAddr1;/* Receiver address1 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 48)]
			public string sToAddr2;/* Receiver address2 */
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sEmailServer;/* Email server address */
			public byte byServerType;/* Email server type: 0-SMTP, 1-POP, 2-IMTP…*/
			public byte byUseAuthen;/* Email server authentication method: 1-enable, 0-disable */
			public byte byAttachment;/* enable attachment */
			public byte byMailinterval;/* mail interval 0-2s, 1-3s, 2-4s. 3-5s*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSIONCFG_NEW
		{
			public uint dwSize;
			public NET_DVR_COMPRESSION_INFO_EX struLowCompression;//定时录像
			public NET_DVR_COMPRESSION_INFO_EX struEventCompression;//事件触发录像
		}

		//云台预置点信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PRESET_NAME
		{
			public uint dwSize;
			public ushort wPresetNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byName;
			public ushort wPanPos;
			public ushort wTiltPos;
			public ushort wZoomPos;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 58, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//球机位置信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZPOS
		{
			public ushort wAction;//获取时该字段无效
			public ushort wPanPos;//水平参数
			public ushort wTiltPos;//垂直参数
			public ushort wZoomPos;//变倍参数
		}

		//球机范围信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZSCOPE
		{
			public ushort wPanPosMin;//水平参数min
			public ushort wPanPosMax;//水平参数max
			public ushort wTiltPosMin;//垂直参数min
			public ushort wTiltPosMax;//垂直参数max
			public ushort wZoomPosMin;//变倍参数min
			public ushort wZoomPosMax;//变倍参数max
		}

		//rtsp配置 ipcamera专用
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RTSPCFG
		{
			public uint dwSize;//长度
			public ushort wPort;//rtsp服务器侦听端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 54, ArraySubType = UnmanagedType.I1)]
			public byte[] byReserve;//预留
		}

		/********************************接口参数结构(begin)*********************************/

		//NET_DVR_Login()参数结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICEINFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;//序列号
			public byte byAlarmInPortNum;//DVR报警输入个数
			public byte byAlarmOutPortNum;//DVR报警输出个数
			public byte byDiskNum;//DVR硬盘个数
			public byte byDVRType;//DVR类型, 1:DVR 2:ATM DVR 3:DVS ......
			public byte byChanNum;//DVR 通道个数
			public byte byStartChan;//起始通道号,例如DVS-1,DVR - 1
		}

		//NET_DVR_Login_V30()参数结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICEINFO_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;  //序列号
			public byte byAlarmInPortNum;               //报警输入个数
			public byte byAlarmOutPortNum;              //报警输出个数
			public byte byDiskNum;                  //硬盘个数
			public byte byDVRType;                  //设备类型, 1:DVR 2:ATM DVR 3:DVS ......
			public byte byChanNum;                  //模拟通道个数
			public byte byStartChan;                    //起始通道号,例如DVS-1,DVR - 1
			public byte byAudioChanNum;                //语音通道数
			public byte byIPChanNum;                    //最大数字通道个数，低位  
			public byte byZeroChanNum;          //零通道编码个数 //2010-01-16
			public byte byMainProto;            //主码流传输协议类型 0-private, 1-rtsp,2-同时支持private和rtsp
			public byte bySubProto;             //子码流传输协议类型0-private, 1-rtsp,2-同时支持private和rtsp
			public byte bySupport;        //能力，位与结果为0表示不支持，1表示支持，
																		//bySupport & 0x1, 表示是否支持智能搜索
																		//bySupport & 0x2, 表示是否支持备份
																		//bySupport & 0x4, 表示是否支持压缩参数能力获取
																		//bySupport & 0x8, 表示是否支持多网卡
																		//bySupport & 0x10, 表示支持远程SADP
																		//bySupport & 0x20, 表示支持Raid卡功能
																		//bySupport & 0x40, 表示支持IPSAN 目录查找
																		//bySupport & 0x80, 表示支持rtp over rtsp
			public byte bySupport1;        // 能力集扩充，位与结果为0表示不支持，1表示支持
																		 //bySupport1 & 0x1, 表示是否支持snmp v30
																		 //bySupport1 & 0x2, 支持区分回放和下载
																		 //bySupport1 & 0x4, 是否支持布防优先级	
																		 //bySupport1 & 0x8, 智能设备是否支持布防时间段扩展
																		 //bySupport1 & 0x10, 表示是否支持多磁盘数（超过33个）
																		 //bySupport1 & 0x20, 表示是否支持rtsp over http	
																		 //bySupport1 & 0x80, 表示是否支持车牌新报警信息2012-9-28, 且还表示是否支持NET_DVR_IPPARACFG_V40结构体
			public byte bySupport2; /*能力，位与结果为0表示不支持，非0表示支持							
							bySupport2 & 0x1, 表示解码器是否支持通过URL取流解码
							bySupport2 & 0x2,  表示支持FTPV40
							bySupport2 & 0x4,  表示支持ANR
							bySupport2 & 0x8,  表示支持CCD的通道参数配置
							bySupport2 & 0x10,  表示支持布防报警回传信息（仅支持抓拍机报警 新老报警结构）
							bySupport2 & 0x20,  表示是否支持单独获取设备状态子项
							bySupport2 & 0x40,  表示是否是码流加密设备*/
			public ushort wDevType;              //设备型号
			public byte bySupport3; //能力集扩展，位与结果为0表示不支持，1表示支持
															//bySupport3 & 0x1, 表示是否多码流
															// bySupport3 & 0x4 表示支持按组配置， 具体包含 通道图像参数、报警输入参数、IP报警输入、输出接入参数、
															// 用户参数、设备工作状态、JPEG抓图、定时和时间抓图、硬盘盘组管理 
															//bySupport3 & 0x8为1 表示支持使用TCP预览、UDP预览、多播预览中的"延时预览"字段来请求延时预览（后续都将使用这种方式请求延时预览）。而当bySupport3 & 0x8为0时，将使用 "私有延时预览"协议。
															//bySupport3 & 0x10 表示支持"获取报警主机主要状态（V40）"。
															//bySupport3 & 0x20 表示是否支持通过DDNS域名解析取流

			public byte byMultiStreamProto;//是否支持多码流,按位表示,0-不支持,1-支持,bit1-码流3,bit2-码流4,bit7-主码流，bit-8子码流
			public byte byStartDChan;       //起始数字通道号,0表示无效
			public byte byStartDTalkChan;   //起始数字对讲通道号，区别于模拟对讲通道号，0表示无效
			public byte byHighDChanNum;     //数字通道个数，高位
			public byte bySupport4;
			public byte byLanguageType;// 支持语种能力,按位表示,每一位0-不支持,1-支持  
																 //  byLanguageType 等于0 表示 老设备
																 //  byLanguageType & 0x1表示支持中文
																 //  byLanguageType & 0x2表示支持英文
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;       //保留
		}

		[StructLayout(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICEINFO_V40
		{
			public NET_DVR_DEVICEINFO_V30 struDeviceV30;
			public byte bySupportLock;        //设备支持锁定功能，该字段由SDK根据设备返回值来赋值的。bySupportLock为1时，dwSurplusLockTime和byRetryLoginTime有效
			public byte byRetryLoginTime;       //剩余可尝试登陆的次数，用户名，密码错误时，此参数有效
			public byte byPasswordLevel;      //admin密码安全等级0-无效，1-默认密码，2-有效密码,3-风险较高的密码。当用户的密码为出厂默认密码（12345）或者风险较高的密码时，上层客户端需要提示用户更改密码。      
			public byte byRes1;
			public uint dwSurplusLockTime;  //剩余时间，单位秒，用户锁定时，此参数有效
			public byte byCharEncodeType;     //字符编码类型
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 255)]
			public byte[] byRes2;
		}

		public const int NET_DVR_DEV_ADDRESS_MAX_LEN = 129;
		public const int NET_DVR_LOGIN_USERNAME_MAX_LEN = 64;
		public const int NET_DVR_LOGIN_PASSWD_MAX_LEN = 64;

		public delegate void LOGINRESULTCALLBACK(int lUserID, int dwResult, IntPtr lpDeviceInfo, IntPtr pUser);

		[StructLayout(LayoutKind.Sequential)]
		public struct NET_DVR_USER_LOGIN_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_DVR_DEV_ADDRESS_MAX_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDeviceAddress;
			public byte byUseTransport;
			public ushort wPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_DVR_LOGIN_USERNAME_MAX_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_DVR_LOGIN_PASSWD_MAX_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;
			public LOGINRESULTCALLBACK cbLoginResult;
			public IntPtr pUser;
			public bool bUseAsynLogin;
			public byte byProxyType; //0:不使用代理，1：使用标准代理，2：使用EHome代理
			public byte byUseUTCTime;    //0-不进行转换，默认,1-接口上输入输出全部使用UTC时间,SDK完成UTC时间与设备时区的转换,2-接口上输入输出全部使用平台本地时间，SDK完成平台本地时间与设备时区的转换
			public byte byLoginMode; //0-Private, 1-ISAPI, 2-自适应
			public byte byHttps;    //0-不适用tls，1-使用tls 2-自适应
			public int iProxyID;    //代理服务器序号，添加代理服务器信息时，相对应的服务器数组下表值
			public byte byVerifyMode;  //认证方式，0-不认证，1-双向认证，2-单向认证；认证仅在使用TLS的时候生效;    
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 119, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
		}

		//sdk网络环境枚举变量，用于远程升级
		public enum SDK_NETWORK_ENVIRONMENT
		{
			LOCAL_AREA_NETWORK = 0,
			WIDE_AREA_NETWORK,
		}

		//显示模式
		public enum DISPLAY_MODE
		{
			NORMALMODE = 0,
			OVERLAYMODE
		}

		//发送模式
		public enum SEND_MODE
		{
			PTOPTCPMODE = 0,
			PTOPUDPMODE,
			MULTIMODE,
			RTPMODE,
			RESERVEDMODE
		}

		//抓图模式
		public enum CAPTURE_MODE
		{
			BMP_MODE = 0,       //BMP模式
			JPEG_MODE = 1       //JPEG模式 
		}

		//实时声音模式
		public enum REALSOUND_MODE
		{
			MONOPOLIZE_MODE = 1,//独占模式
			SHARE_MODE = 2      //共享模式
		}

		public struct NET_DVR_CLIENTINFO
		{
			public Int32 lChannel;//通道号
			public Int32 lLinkMode;//最高位(31)为0表示主码流，为1表示子码流，0－30位表示码流连接方式: 0：TCP方式,1：UDP方式,2：多播方式,3 - RTP方式，4-音视频分开(TCP)
			public IntPtr hPlayWnd;//播放窗口的句柄,为NULL表示不播放图象
			public string sMultiCastIP;//多播组地址
		}

		/// <summary>
		/// SDK状态信息(9000新增)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SDKSTATE
		{
			/// <summary>
			/// 当前login用户数
			/// </summary>
			public uint dwTotalLoginNum;
			public uint dwTotalRealPlayNum;//当前realplay路数
			public uint dwTotalPlayBackNum;//当前回放或下载路数
			public uint dwTotalAlarmChanNum;//当前建立报警通道路数
			public uint dwTotalFormatNum;//当前硬盘格式化路数
			public uint dwTotalFileSearchNum;//当前日志或文件搜索路数
			public uint dwTotalLogSearchNum;//当前日志或文件搜索路数
			public uint dwTotalSerialNum;//当前透明通道路数
			public uint dwTotalUpgradeNum;//当前升级路数
			public uint dwTotalVoiceComNum;//当前语音转发路数
			public uint dwTotalBroadCastNum;//当前语音广播路数
			public uint dwTotalListenNum;       //当前网络监听路数
			public uint dwEmailTestNum;       //当前邮件计数路数
			public uint dwBackupNum;          // 当前文件备份路数
			public uint dwTotalInquestUploadNum; //当前审讯上传路数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;
		}

		//SDK功能支持信息(9000新增)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SDKABL
		{
			public uint dwMaxLoginNum;//最大login用户数 MAX_LOGIN_USERS
			public uint dwMaxRealPlayNum;//最大realplay路数 WATCH_NUM
			public uint dwMaxPlayBackNum;//最大回放或下载路数 WATCH_NUM
			public uint dwMaxAlarmChanNum;//最大建立报警通道路数 ALARM_NUM
			public uint dwMaxFormatNum;//最大硬盘格式化路数 SERVER_NUM
			public uint dwMaxFileSearchNum;//最大文件搜索路数 SERVER_NUM
			public uint dwMaxLogSearchNum;//最大日志搜索路数 SERVER_NUM
			public uint dwMaxSerialNum;//最大透明通道路数 SERVER_NUM
			public uint dwMaxUpgradeNum;//最大升级路数 SERVER_NUM
			public uint dwMaxVoiceComNum;//最大语音转发路数 SERVER_NUM
			public uint dwMaxBroadCastNum;//最大语音广播路数 MAX_CASTNUM
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;
		}

		//报警设备信息
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_ALARMER
		{
			public byte byUserIDValid;/* userid是否有效 0-无效，1-有效 */
			public byte bySerialValid;/* 序列号是否有效 0-无效，1-有效 */
			public byte byVersionValid;/* 版本号是否有效 0-无效，1-有效 */
			public byte byDeviceNameValid;/* 设备名字是否有效 0-无效，1-有效 */
			public byte byMacAddrValid; /* MAC地址是否有效 0-无效，1-有效 */
			public byte byLinkPortValid;/* login端口是否有效 0-无效，1-有效 */
			public byte byDeviceIPValid;/* 设备IP是否有效 0-无效，1-有效 */
			public byte bySocketIPValid;/* socket ip是否有效 0-无效，1-有效 */
			public int lUserID; /* NET_DVR_Login()返回值, 布防时有效 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;/* 序列号 */
			public uint dwDeviceVersion;/* 版本信息 高16位表示主版本，低16位表示次版本*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDeviceName;/* 设备名字 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMacAddr;/* MAC地址 */
			public ushort wLinkPort; /* link port */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] sDeviceIP;/* IP地址 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] sSocketIP;/* 报警主动上传时的socket IP地址 */
			public byte byIpProtocol; /* Ip协议 0-IPV4, 1-IPV6 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//硬解码显示区域参数(子结构)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISPLAY_PARA
		{
			public int bToScreen;
			public int bToVideoOut;
			public int nLeft;
			public int nTop;
			public int nWidth;
			public int nHeight;
			public int nReserved;
		}

		/// <summary>
		/// 硬解码预览参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CARDINFO
		{
			public int lChannel;//通道号
			public int lLinkMode;//最高位(31)为0表示主码流，为1表示子，0－30位表示码流连接方式:0：TCP方式,1：UDP方式,2：多播方式,3 - RTP方式，4-电话线，5－128k宽带，6－256k宽带，7－384k宽带，8－512k宽带；
			[MarshalAsAttribute(UnmanagedType.LPStr)]
			public string sMultiCastIP;
			public NET_DVR_DISPLAY_PARA struDisplayPara;
		}

		/// <summary>
		/// 录象文件参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_FIND_DATA
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 100)]
			public string sFileName;//文件名
			public NET_DVR_TIME struStartTime;//文件的开始时间
			public NET_DVR_TIME struStopTime;//文件的结束时间
			public uint dwFileSize;//文件的大小
		}

		/// <summary>
		/// 录象文件参数(9000)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_FINDDATA_V30
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 100)]
			public string sFileName;//文件名
			public NET_DVR_TIME struStartTime;//文件的开始时间
			public NET_DVR_TIME struStopTime;//文件的结束时间
			public uint dwFileSize;//文件的大小
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sCardNum;
			public byte byLocked;//9000设备支持,1表示此文件已经被锁定,0表示正常的文件
			public byte byFileType;  //文件类型:0－定时录像,1-移动侦测 ，2－报警触发，
															 //3-报警|移动侦测 4-报警&移动侦测 5-命令触发 6-手动录像,7－震动报警，8-环境报警，9-智能报警，10-PIR报警，11-无线报警，12-呼救报警,14-智能交通事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//录象文件参数(cvr)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_FINDDATA_V40
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 100)]
			public string sFileName;//文件名
			public NET_DVR_TIME struStartTime;//文件的开始时间
			public NET_DVR_TIME struStopTime;//文件的结束时间
			public uint dwFileSize;//文件的大小
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sCardNum;
			public byte byLocked;//9000设备支持,1表示此文件已经被锁定,0表示正常的文件
			public byte byFileType;  //文件类型:0－定时录像,1-移动侦测 ，2－报警触发，
															 //3-报警|移动侦测 4-报警&移动侦测 5-命令触发 6-手动录像,7－震动报警，8-环境报警，9-智能报警，10-PIR报警，11-无线报警，12-呼救报警,14-智能交通事件
			public byte byQuickSearch; //0:普通查询结果，1：快速（日历）查询结果
			public byte byRes;
			public uint dwFileIndex; //文件索引号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		//录象文件参数(带卡号)
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_FINDDATA_CARD
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 100)]
			public string sFileName;//文件名
			public NET_DVR_TIME struStartTime;//文件的开始时间
			public NET_DVR_TIME struStopTime;//文件的结束时间
			public uint dwFileSize;//文件的大小
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sCardNum;
		}

		/// <summary>
		/// 录象文件查找条件结构
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FILECOND
		{
			/// <summary>
			/// 通道号
			/// </summary>
			public int lChannel;
			/// <summary>
			/// 录象文件类型0xff－全部，0－定时录像,1-移动侦测 ，2－报警触发，3-报警|移动侦测 4-报警&移动侦测 5-命令触发 6-手动录像
			/// </summary>
			public uint dwFileType;
			public uint dwIsLocked;//是否锁定 0-正常文件,1-锁定文件, 0xff表示所有文件
			public uint dwUseCardNo;//是否使用卡号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] sCardNumber;//卡号
			public NET_DVR_TIME struStartTime;//开始时间
			public NET_DVR_TIME struStopTime;//结束时间
		}

		/// <summary>
		/// 云台区域选择放大缩小(HIK 快球专用)
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POINT_FRAME
		{
			public int xTop;//方框起始点的x坐标
			public int yTop;//方框结束点的y坐标
			public int xBottom;//方框结束点的x坐标
			public int yBottom;//方框结束点的y坐标
			public int bCounter;//保留
		}

		//语音对讲参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSION_AUDIO
		{
			public byte byAudioEncType;//音频编码类型 0-G722; 1-G711
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byres;//这里保留音频的压缩参数 
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_AP_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = IW_ESSID_MAX_SIZE)]
			public string sSsid;
			public uint dwMode;/* 0 mange 模式;1 ad-hoc模式，参见NICMODE */
			public uint dwSecurity;  /*0 不加密；1 wep加密；2 wpa-psk;3 wpa-Enterprise，参见WIFISECURITY*/
			public uint dwChannel;/*1-11表示11个通道*/
			public uint dwSignalStrength;/*0-100信号由最弱变为最强*/
			public uint dwSpeed;/*速率,单位是0.01mbps*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AP_INFO_LIST
		{
			public uint dwSize;
			public uint dwCount;/*无线AP数量，不超过20*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = WIFI_MAX_AP_COUNT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_AP_INFO[] struApInfo;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_WIFIETHERNET
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sIpAddress;/*IP地址*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sIpMask;/*掩码*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;/*物理地址，只用来显示*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] bRes;
			public uint dwEnableDhcp;/*是否启动dhcp  0不启动 1启动*/
			public uint dwAutoDns;/*如果启动dhcp是否自动获取dns,0不自动获取 1自动获取；对于有线如果启动dhcp目前自动获取dns*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sFirstDns; /*第一个dns域名*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sSecondDns;/*第二个dns域名*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sGatewayIpAddr;/* 网关地址*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] bRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_EAP_TTLS
		{
			public byte byEapolVersion; //EAPOL版本，0-版本1，1-版本2
			public byte byAuthType; //内部认证方式，0-PAP，1-MSCHAPV2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnonyIdentity; //匿名身份
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName; //用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassword; //密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		} //WPA-enterprise/WPA2-enterpris模式适用

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_EAP_PEAP
		{
			public byte byEapolVersion; //EAPOL版本，0-版本1，1-版本2
			public byte byAuthType; //内部认证方式，0-GTC，1-MD5，2-MSCHAPV2
			public byte byPeapVersion; //PEAP版本，0-版本0，1-版本1
			public byte byPeapLabel; //PEAP标签，0-老标签，1-新标签
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAnonyIdentity; //匿名身份
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName; //用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassword; //密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		} //WPA-enterprise/WPA2-enterpris模式适用

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_EAP_TLS
		{
			public byte byEapolVersion; //EAPOL版本，0-版本1，1-版本2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byIdentity; //身份
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPrivateKeyPswd; //私钥密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 76, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct WIFI_AUTH_PARAM
		{
			[FieldOffsetAttribute(0)]
			public UNION_EAP_TTLS EAP_TTLS;//WPA-enterprise/WPA2-enterpris模式适用

			[FieldOffsetAttribute(0)]
			public UNION_EAP_PEAP EAP_PEAP; //WPA-enterprise/WPA2-enterpris模式适用

			[FieldOffsetAttribute(0)]
			public UNION_EAP_TLS EAP_TLS;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_WEP
		{
			public uint dwAuthentication;/*0 -开放式 1-共享式*/
			public uint dwKeyLength;/* 0 -64位；1- 128位；2-152位*/
			public uint dwKeyType;/*0 16进制;1 ASCI */
			public uint dwActive;/*0 索引：0---3表示用哪一个密钥*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = WIFI_WEP_MAX_KEY_COUNT * WIFI_WEP_MAX_KEY_LENGTH)]
			public string sKeyInfo;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_WPA_PSK
		{
			public uint dwKeyLength;/*8-63个ASCII字符*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = WIFI_WPA_PSK_MAX_KEY_LENGTH)]
			public string sKeyInfo;
			public byte byEncryptType;/*WPA/WPA2模式下加密类型,0-AES, 1-TKIP*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct UNION_WPA_WPA2
		{
			public byte byEncryptType;  /*加密类型,0-AES, 1-TKIP*/
			public byte byAuthType; //认证类型，0-EAP_TTLS,1-EAP_PEAP,2-EAP_TLS
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public WIFI_AUTH_PARAM auth_param;
		}

		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_WIFI_CFG_EX
		{
			public NET_DVR_WIFIETHERNET struEtherNet;/*wifi网口*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = IW_ESSID_MAX_SIZE)]
			public string sEssid;/*SSID*/
			public uint dwMode;/* 0 mange 模式;1 ad-hoc模式，参见*/
			public uint dwSecurity;/*0 不加密；1 wep加密；2 wpa-psk; */
			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct key
			{
				[FieldOffsetAttribute(0)]
				public UNION_WEP wep;

				[FieldOffsetAttribute(0)]
				public UNION_WPA_PSK wpa_psk;

				[FieldOffsetAttribute(0)]
				public UNION_WPA_WPA2 wpa_wpa2;//WPA-enterprise/WPA2-enterpris模式适用
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WIFI_CFG
		{
			public uint dwSize;
			public NET_DVR_WIFI_CFG_EX struWifiCfg;
		}

		/// <summary>
		/// wifi连接状态
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WIFI_CONNECT_STATUS
		{
			public uint dwSize;
			public byte byCurStatus;    //1-已连接，2-未连接，3-正在连接
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       //保留
			public uint dwErrorCode;    // byCurStatus = 2时有效,1-用户名或密码错误,2-无此路由器,3-未知错误
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 244, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WIFI_WORKMODE
		{
			public uint dwSize;
			public uint dwNetworkInterfaceMode;/*0 自动切换模式　1 有线模式*/
		}

		/// <summary>
		/// 智能控制信息
		/// </summary>
		public const int MAX_VCA_CHAN = 16;//最大智能通道数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_CTRLINFO
		{
			public byte byVCAEnable;//是否开启智能
			public byte byVCAType;//智能能力类型，VCA_CHAN_ABILITY_TYPE 
			public byte byStreamWithVCA;//码流中是否带智能信息
			public byte byMode;//模式，VCA_CHAN_MODE_TYPE ,atm能力的时候需要配置
			public byte byControlType;   //控制类型，按位表示，0-否，1-是
																	 // byControlType &1 是否启用抓拍功能
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，设置为0 
		}

		/// <summary>
		/// 智能控制信息结构
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_CTRLCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VCA_CHAN, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_CTRLINFO[] struCtrlInfo;//控制信息,数组0对应设备的起始通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/// <summary>
		/// 智能设备能力集
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_DEV_ABILITY
		{
			public uint dwSize;//结构长度
			public byte byVCAChanNum;//智能通道个数
			public byte byPlateChanNum;//车牌通道个数
			public byte byBBaseChanNum;//行为基本版个数
			public byte byBAdvanceChanNum;//行为高级版个数
			public byte byBFullChanNum;//行为完整版个数
			public byte byATMChanNum;//智能ATM个数
			public byte byPDCChanNum;         //人数统计通道个数
			public byte byITSChanNum;         //交通事件通道个数
			public byte byBPrisonChanNum;     //行为监狱版(监舍)通道个数
			public byte byFSnapChanNum;       //人脸抓拍通道个数
			public byte byFSnapRecogChanNum;  //人脸抓拍和识别通道个数
			public byte byFRetrievalChanNum;  //人脸后检索个数
			public byte bySupport;            //能力，位与结果为0表示不支持，1表示支持
																				//bySupport & 0x1，表示是否支持智能跟踪 2012-3-22
																				//bySupport & 0x2，表示是否支持128路取流扩展2012-12-27
			public byte byFRecogChanNum;      //人脸识别通道个数
			public byte byBPPerimeterChanNum; //行为监狱版(周界)通道个数
			public byte byTPSChanNum;         //交通诱导通道个数
			public byte byTFSChanNum;         //道路违章取证通道个数
			public byte byFSnapBFullChanNum;  //人脸抓拍和行为分析通道个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 22, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/// <summary>
		/// 行为分析能力类型
		/// </summary>
		public enum VCA_ABILITY_TYPE : uint
		{
			TRAVERSE_PLANE_ABILITY = 0x01,       //穿越警戒面
			ENTER_AREA_ABILITY = 0x02,       //进入区域
			EXIT_AREA_ABILITY = 0x04,       //离开区域
			INTRUSION_ABILITY = 0x08,       //入侵
			LOITER_ABILITY = 0x10,       //徘徊
			LEFT_TAKE_ABILITY = 0x20,       //物品遗留拿取
			PARKING_ABILITY = 0x40,       //停车
			RUN_ABILITY = 0x80,       //快速移动
			HIGH_DENSITY_ABILITY = 0x100,      //人员聚集
			LF_TRACK_ABILITY = 0x200,      //球机跟踪
			VIOLENT_MOTION_ABILITY = 0x400,      //剧烈运动检测
			REACH_HIGHT_ABILITY = 0x800,      //攀高检测
			GET_UP_ABILITY = 0x1000,     //起身检测
			LEFT_ABILITY = 0x2000,     //物品遗留
			TAKE_ABILITY = 0x4000,     //物品拿取
			LEAVE_POSITION = 0x8000,     //离岗
			TRAIL_ABILITY = 0x10000,    //尾随 
			KEY_PERSON_GET_UP_ABILITY = 0x20000,    //重点人员起身检测
			FALL_DOWN_ABILITY = 0x80000,    //倒地
			AUDIO_ABNORMAL_ABILITY = 0x100000,   //声强突变
			ADV_REACH_HEIGHT_ABILITY = 0x200000,   //折线攀高
			TOILET_TARRY_ABILITY = 0x400000,   //如厕超时
			YARD_TARRY_ABILITY = 0x800000,   //放风场滞留
			ADV_TRAVERSE_PLANE_ABILITY = 0x1000000,  //折线警戒面
			HUMAN_ENTER_ABILITY = 0x10000000, //人靠近ATM ,只在ATM_PANEL模式下支持
			OVER_TIME_ABILITY = 0x20000000, //操作超时,只在ATM_PANEL模式下支持
			STICK_UP_ABILITY = 0x40000000, //贴纸条
			INSTALL_SCANNER_ABILITY = 0x80000000  //安装读卡器
		}

		/// <summary>
		/// 智能通道类型
		/// </summary>
		public enum VCA_CHAN_ABILITY_TYPE
		{
			VCA_BEHAVIOR_BASE = 1,          //行为分析基本版
			VCA_BEHAVIOR_ADVANCE = 2,          //行为分析高级版
			VCA_BEHAVIOR_FULL = 3,          //行为分析完整版
			VCA_PLATE = 4,          //车牌能力
			VCA_ATM = 5,          //ATM能力
			VCA_PDC = 6,          //人流量统计
			VCA_ITS = 7,          //智能 交通事件
			VCA_BEHAVIOR_PRISON = 8,          //行为分析监狱版(监舍) 
			VCA_FACE_SNAP = 9,           //人脸抓拍能力
			VCA_FACE_SNAPRECOG = 10,          //人脸抓拍和识别能力
			VCA_FACE_RETRIEVAL = 11,          //人脸后检索能力
			VCA_FACE_RECOG = 12,          //人脸识别能力
			VCA_BEHAVIOR_PRISON_PERIMETER = 13, // 行为分析监狱版 (周界)
			VCA_TPS = 14,          //交通诱导
			VCA_TFS = 15,          //道路违章取证
			VCA_BEHAVIOR_FACESNAP = 16           //人脸抓拍和行为分析能力
		}

		/// <summary>
		/// 智能ATM模式类型(ATM能力特有)
		/// </summary>
		public enum VCA_CHAN_MODE_TYPE
		{
			VCA_ATM_PANEL = 0,//ATM面板
			VCA_ATM_SURROUND = 1,//ATM环境
			VCA_ATM_FACE = 2    //ATM人脸
		}
		public enum TFS_CHAN_MODE_TYPE
		{
			TFS_CITYROAD = 0,  //TFS 城市道路
			TFS_FREEWAY = 1   //TFS 高速道路
		}

		/// <summary>
		/// 行为分析场景模式
		/// </summary>
		public enum BEHAVIOR_SCENE_MODE_TYPE
		{
			BEHAVIOR_SCENE_DEFAULT = 0, //系统默认
			BEHAVIOR_SCENE_WALL = 1,    //围墙
			BEHAVIOR_SCENE_INDOOR = 2   //室内
		}

		/// <summary>
		/// 通道能力输入参数
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_CHAN_IN_PARAM
		{
			public byte byVCAType;//VCA_CHAN_ABILITY_TYPE枚举值
			public byte byMode;//模式，VCA_CHAN_MODE_TYPE ,atm能力的时候需要配置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，设置为0 
		}

		//行为能力集结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BEHAVIOR_ABILITY
		{
			public uint dwSize;//结构长度
			public uint dwAbilityType;//支持的能力类型，按位表示，见VCA_ABILITY_TYPE定义
			public byte byMaxRuleNum;//最大规则数
			public byte byMaxTargetNum;//最大目标数
			public byte bySupport;      // 支持的功能类型   按位表示  
																	// bySupport & 0x01 支持标定功能
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留，设置为0
		}

		// 交通能力集结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ITS_ABILITY
		{
			public uint dwSize;             // 结构体大小
			public uint dwAbilityType;      // 支持的能力列表  参照ITS_ABILITY_TYPE
			public byte byMaxRuleNum;       //最大规则数
			public byte byMaxTargetNum;     //最大目标数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            // 保留
		}
		/***********************************end*******************************************/

		/************************************智能参数结构*********************************/
		//智能共用结构
		//坐标值归一化,浮点数值为当前画面的百分比大小, 精度为小数点后三位
		//点坐标结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_POINT
		{
			public float fX;// X轴坐标, 0.001~1
			public float fY;//Y轴坐标, 0.001~1
		}

		//区域框结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RECT
		{
			public float fX;//边界框左上角点的X轴坐标, 0.001~1
			public float fY;//边界框左上角点的Y轴坐标, 0.001~1
			public float fWidth;//边界框的宽度, 0.001~1
			public float fHeight;//边界框的高度, 0.001~1
		}

		//行为分析事件类型
		public enum VCA_EVENT_TYPE : uint
		{
			VCA_TRAVERSE_PLANE = 0x1,        //穿越警戒面
			VCA_ENTER_AREA = 0x2,        //目标进入区域,支持区域规则
			VCA_EXIT_AREA = 0x4,        //目标离开区域,支持区域规则
			VCA_INTRUSION = 0x8,        //周界入侵,支持区域规则
			VCA_LOITER = 0x10,       //徘徊,支持区域规则
			VCA_LEFT_TAKE = 0x20,       //物品遗留拿取,支持区域规则
			VCA_PARKING = 0x40,       //停车,支持区域规则
			VCA_RUN = 0x80,       //快速移动,支持区域规则
			VCA_HIGH_DENSITY = 0x100,      //区域内人员聚集,支持区域规则
			VCA_VIOLENT_MOTION = 0x200,      //剧烈运动检测
			VCA_REACH_HIGHT = 0x400,         //攀高检测
			VCA_GET_UP = 0x800,      //起身检测
			VCA_LEFT = 0x1000,     //物品遗留
			VCA_TAKE = 0x2000,     //物品拿取
			VCA_LEAVE_POSITION = 0x4000,     //离岗
			VCA_TRAIL = 0x8000,     //尾随
			VCA_KEY_PERSON_GET_UP = 0x10000,    //重点人员起身检测
			VCA_FALL_DOWN = 0x80000,    //倒地检测
			VCA_AUDIO_ABNORMAL = 0x100000,   //声强突变检测
			VCA_ADV_REACH_HEIGHT = 0x200000,   //折线攀高
			VCA_TOILET_TARRY = 0x400000,   //如厕超时
			VCA_YARD_TARRY = 0x800000,   //放风场滞留
			VCA_ADV_TRAVERSE_PLANE = 0x1000000,  //折线警戒面
			VCA_HUMAN_ENTER = 0x10000000, //人靠近ATM           只在ATM_PANEL模式下支持
			VCA_OVER_TIME = 0x20000000, //操作超时            只在ATM_PANEL模式下支持
			VCA_STICK_UP = 0x40000000, //贴纸条,支持区域规则
			VCA_INSTALL_SCANNER = 0x80000000  //安装读卡器,支持区域规则
		}

		//行为分析事件类型扩展
		public enum VCA_RULE_EVENT_TYPE_EX : ushort
		{
			ENUM_VCA_EVENT_TRAVERSE_PLANE = 1,   //穿越警戒面
			ENUM_VCA_EVENT_ENTER_AREA = 2,   //目标进入区域,支持区域规则
			ENUM_VCA_EVENT_EXIT_AREA = 3,   //目标离开区域,支持区域规则
			ENUM_VCA_EVENT_INTRUSION = 4,   //周界入侵,支持区域规则
			ENUM_VCA_EVENT_LOITER = 5,   //徘徊,支持区域规则
			ENUM_VCA_EVENT_LEFT_TAKE = 6,   //物品遗留拿取,支持区域规则
			ENUM_VCA_EVENT_PARKING = 7,   //停车,支持区域规则
			ENUM_VCA_EVENT_RUN = 8,   //快速移动,支持区域规则
			ENUM_VCA_EVENT_HIGH_DENSITY = 9,   //区域内人员聚集,支持区域规则
			ENUM_VCA_EVENT_VIOLENT_MOTION = 10,  //剧烈运动检测
			ENUM_VCA_EVENT_REACH_HIGHT = 11,  //攀高检测
			ENUM_VCA_EVENT_GET_UP = 12,  //起身检测
			ENUM_VCA_EVENT_LEFT = 13,  //物品遗留
			ENUM_VCA_EVENT_TAKE = 14,  //物品拿取
			ENUM_VCA_EVENT_LEAVE_POSITION = 15,  //离岗
			ENUM_VCA_EVENT_TRAIL = 16,  //尾随
			ENUM_VCA_EVENT_KEY_PERSON_GET_UP = 17,  //重点人员起身检测
			ENUM_VCA_EVENT_FALL_DOWN = 20,  //倒地检测
			ENUM_VCA_EVENT_AUDIO_ABNORMAL = 21,  //声强突变检测
			ENUM_VCA_EVENT_ADV_REACH_HEIGHT = 22,  //折线攀高
			ENUM_VCA_EVENT_TOILET_TARRY = 23,  //如厕超时
			ENUM_VCA_EVENT_YARD_TARRY = 24,  //放风场滞留
			ENUM_VCA_EVENT_ADV_TRAVERSE_PLANE = 25,  //折线警戒面
			ENUM_VCA_EVENT_HUMAN_ENTER = 29,  //人靠近ATM,只在ATM_PANEL模式下支持   
			ENUM_VCA_EVENT_OVER_TIME = 30,  //操作超时,只在ATM_PANEL模式下支持
			ENUM_VCA_EVENT_STICK_UP = 31,  //贴纸条,支持区域规则
			ENUM_VCA_EVENT_INSTALL_SCANNER = 32   //安装读卡器,支持区域规则
		}

		//警戒面穿越方向类型
		public enum VCA_CROSS_DIRECTION
		{
			VCA_BOTH_DIRECTION,// 双向 
			VCA_LEFT_GO_RIGHT,// 由左至右 
			VCA_RIGHT_GO_LEFT,// 由右至左 
		}

		//线结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LINE
		{
			public NET_VCA_POINT struStart;//起点 
			public NET_VCA_POINT struEnd; //终点

			//             public void init()
			//             {
			//                 struStart = new NET_VCA_POINT();
			//                 struEnd = new NET_VCA_POINT();
			//             }
		}

		//该结构会导致xaml界面出不来！！！！！！！！！？？问题暂时还没有找到  
		//暂时屏蔽结构先
		//多边型结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_POLYGON
		{
			/// DWORD->unsigned int
			public uint dwPointNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = VCA_MAX_POLYGON_POINT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_POINT[] struPos;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TRAVERSE_PLANE
		{
			public NET_VCA_LINE struPlaneBottom;//警戒面底边
			public uint dwCrossDirection;//穿越方向: 0-双向，1-从左到右，2-从右到左
			public byte bySensitivity;//灵敏度，取值范围：[1,5] （对于Smart IPC，取值范围为[1,100]） 
			public byte byPlaneHeight;//警戒面高度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 38, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;

			//             public void init()
			//             {
			//                 struPlaneBottom = new NET_VCA_LINE();
			//                 struPlaneBottom.init();
			//                 byRes2 = new byte[38];
			//             }
		}

		//进入/离开区域参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_AREA
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//根据报警延迟时间来标识报警中带图片，报警间隔和IO报警一致，1秒发送一个。
		//入侵参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_INTRUSION
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//报警延迟时间: 1-120秒，建议5秒，判断是有效报警的时间
			public byte bySensitivity;        //灵敏度参数，范围[1-100]
			public byte byRate;               //占比：区域内所有未报警目标尺寸目标占区域面积的比重，归一化为－；
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//徘徊参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LOITER
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//触发徘徊报警的持续时间：1-120秒，建议10秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//丢包/捡包参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TAKE_LEFT
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//触发丢包/捡包报警的持续时间：1-120秒，建议10秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//停车参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PARKING
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//触发停车报警持续时间：1-120秒，建议10秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//奔跑参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RUN
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public float fRunDistance;//人奔跑最大距离, 范围: [0.1, 1.00]
			public byte byRes1;             // 保留字节
			public byte byMode;             // 0 像素模式  1 实际模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//人员聚集参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_HIGH_DENSITY
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public float fDensity;//密度比率, 范围: [0.1, 1.0]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public ushort wDuration;      // 触发人员聚集参数报警阈值 20-360s
		}

		//剧烈运动参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_VIOLENT_MOTION
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;           //触发剧烈运动报警阈值：1-50秒
			public byte bySensitivity;       //灵敏度参数，范围[1,5]
			public byte byMode;              //0-纯视频模式，1-音视频联合模式，2-纯音频模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            //保留
		}

		//攀高参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_REACH_HIGHT
		{
			public NET_VCA_LINE struVcaLine;   //攀高警戒面
			public ushort wDuration; //触发攀高报警阈值：1-120秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           // 保留字节
		}

		//起床参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_GET_UP
		{
			public NET_VCA_POLYGON struRegion; //区域范围
			public ushort wDuration;            //触发起床报警阈值1-100 秒
			public byte byMode;             //起身检测模式,0-大床通铺模式,1-高低铺模式,2-大床通铺坐立起身模式
			public byte bySensitivity;      //灵敏度参数，范围[1,10]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            //保留字节
		}

		//物品遗留
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LEFT
		{
			public NET_VCA_POLYGON struRegion; // 区域范围
			public ushort wDuration;       // 触发物品遗留报警阈值 10-100秒
			public byte bySensitivity;   // 灵敏度参数，范围[1,5] 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		// 物品拿取
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TAKE
		{
			public NET_VCA_POLYGON struRegion;     // 区域范围
			public ushort wDuration;      // 触发物品拿取报警阈值10-100秒
			public byte bySensitivity;  // 灵敏度参数，范围[1,5] 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_OVER_TIME
		{
			public NET_VCA_POLYGON struRegion;    // 区域范围
			public ushort wDuration;  // 操作报警时间阈值 4s-60000s
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_HUMAN_ENTER
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;            //保留字节
		}

		//贴纸条参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_STICK_UP
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//报警持续时间：10-60秒，建议10秒
			public byte bySensitivity;//灵敏度参数，范围[1,5]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//读卡器参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SCANNER
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;//读卡持续时间：10-60秒
			public byte bySensitivity;//灵敏度参数，范围[1,5]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//离岗事件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LEAVE_POSITION
		{
			public NET_VCA_POLYGON struRegion; //区域范围
			public ushort wLeaveDelay;  //无人报警时间，单位：s，取值1-1800
			public ushort wStaticDelay; //睡觉报警时间，单位：s，取值1-1800
			public byte byMode;       //模式，0-离岗事件，1-睡岗事件，2-离岗睡岗事件
			public byte byPersonType; //值岗人数类型，0-单人值岗，1-双人值岗
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
		}

		//尾随参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TRAIL
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wRes;      /* 保留 */
			public byte bySensitivity;       /* 灵敏度参数，范围[1,5] */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//倒地参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FALL_DOWN
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDuration;      /* 触发事件阈值 1-60s*/
			public byte bySensitivity;       /* 灵敏度参数，范围[1,5] */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//声强突变参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_AUDIO_ABNORMAL
		{
			public ushort wDecibel;       //声音强度
			public byte bySensitivity;  //灵敏度参数，范围[1,5] 
			public byte byAudioMode;    //声音检测模式，0-灵敏度检测，1-分贝阈值检测，2-灵敏度与分贝阈值检测 
			public byte byEnable;       //使能，是否开启
			public byte byThreshold;    //声音阈值[0,100]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 54, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      //保留   
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUDIO_EXCEPTION
		{
			public uint dwSize;
			public byte byEnableAudioInException;  //使能，是否开启
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_VCA_AUDIO_ABNORMAL struAudioAbnormal;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmSched; //布防时间
			public NET_DVR_HANDLEEXCEPTION_V40 struHandleException;  //异常处理方式
			public uint dwMaxRelRecordChanNum;  //报警触发的录象通道 数（只读）最大支持数量
			public uint dwRelRecordChanNum;     //报警触发的录象通道 数 实际支持的数量
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] byRelRecordChan;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TOILET_TARRY
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDelay;        //如厕超时时间[1,3600]，单位：秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_YARD_TARRY
		{
			public NET_VCA_POLYGON struRegion;//区域范围
			public ushort wDelay;        //放风场滞留时间[1,120]，单位：秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ADV_REACH_HEIGHT
		{
			public NET_VCA_POLYGON struRegion; //攀高折线
			public uint dwCrossDirection;   //跨越方向(详见VCA_CROSS_DIRECTION): 0-双向，1-从左到右2-从右到左
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ADV_TRAVERSE_PLANE
		{
			public NET_VCA_POLYGON struRegion; //警戒面折线
			public uint dwCrossDirection;   //跨越方向(详见VCA_CROSS_DIRECTION): 0-双向，1-从左到右2-从右到左
			public byte bySensitivity;      //灵敏度参数，范围[1,5] 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            //保留字节
		}

		//警戒事件参数
		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_VCA_EVENT_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.U4)]
			public uint[] uLen;//参数

			//[FieldOffsetAttribute(0)]
			//public NET_VCA_TRAVERSE_PLANE struTraversePlane;//穿越警戒面参数 
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_AREA struArea;//进入/离开区域参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_INTRUSION struIntrusion;//入侵参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_LOITER struLoiter;//徘徊参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_TAKE_LEFT struTakeTeft;//丢包/捡包参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_PARKING struParking;//停车参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_RUN struRun;//奔跑参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_HIGH_DENSITY struHighDensity;//人员聚集参数  
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_VIOLENT_MOTION struViolentMotion;	//剧烈运动
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_REACH_HIGHT struReachHight;      //攀高
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_GET_UP struGetUp;           //起床
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_LEFT struLeft;            //物品遗留
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_TAKE struTake;            // 物品拿取
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_HUMAN_ENTER struHumanEnter;      //人员进入
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_OVER_TIME struOvertime;        //操作超时
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_STICK_UP struStickUp;//贴纸条
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_SCANNER struScanner;//读卡器参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_LEAVE_POSITION struLeavePos;        //离岗参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_TRAIL struTrail;           //尾随参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_FALL_DOWN struFallDown;        //倒地参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_AUDIO_ABNORMAL struAudioAbnormal;   //声强突变
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_ADV_REACH_HEIGHT struReachHeight;     //折线攀高参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_TOILET_TARRY struToiletTarry;     //如厕超时参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_YARD_TARRY struYardTarry;       //放风场滞留参数
			//[FieldOffsetAttribute(0)]
			//public NET_VCA_ADV_TRAVERSE_PLANE struAdvTraversePlane;//折线警戒面参数            
		}

		// 尺寸过滤器类型
		public enum SIZE_FILTER_MODE
		{
			IMAGE_PIX_MODE,//根据像素大小设置
			REAL_WORLD_MODE,//根据实际大小设置
			DEFAULT_MODE    // 默认模式
		}

		//尺寸过滤器
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SIZE_FILTER
		{
			public byte byActive;//是否激活尺寸过滤器 0-否 非0-是
			public byte byMode;//过滤器模式SIZE_FILTER_MODE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，置0
			public NET_VCA_RECT struMiniRect;//最小目标框,全0表示不设置
			public NET_VCA_RECT struMaxRect;//最大目标框,全0表示不设置
		}

		//警戒规则结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ONE_RULE
		{
			public byte byActive;//是否激活规则,0-否,非0-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，设置为0字段
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;//规则名称
			public VCA_EVENT_TYPE dwEventType;//行为分析事件类型
			public NET_VCA_EVENT_UNION uEventParam;//行为分析事件参数
			public NET_VCA_SIZE_FILTER struSizeFilter;//尺寸过滤器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;//处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;//报警触发的录象通道,为1表示触发该通道
		}

		//行为分析配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RULECFG
		{
			public uint dwSize;//结构长度
			public byte byPicProType;//报警时图片处理方式 0-不处理 非0-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_JPEGPARA struPictureParam;//图片规格结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_ONE_RULE[] struRule;//规则数组
		}

		//尺寸过滤策略
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FILTER_STRATEGY
		{
			public byte byStrategy;      //尺寸过滤策略 0 - 不启用 1-高度和宽度过滤,2-面积过滤
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       //保留
		}

		//规则触发参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RULE_TRIGGER_PARAM
		{
			public byte byTriggerMode;   //规则的触发方式，0- 不启用，1- 轨迹点 2- 目标面积 
			public byte byTriggerPoint;  //触发点，触发方式为轨迹点时有效 0- 中,1-上,2-下
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       //保留
			public float fTriggerArea;    //触发目标面积百分比 [0,100]，触发方式为目标面积时有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;       //保留
		}

		//警戒规则结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ONE_RULE_V41
		{
			public byte byActive; //是否激活规则,0-否,非0-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  //保留，设置为0字段
			public ushort wEventTypeEx; //行为事件类型扩展，用于代替字段dwEventType，参考VCA_RULE_EVENT_TYPE_EX
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName; //规则名称
			public uint dwEventType;    //行为事件类型，保留是为了兼容，后续建议使用wEventTypeEx获取事件类型
			public NET_VCA_EVENT_UNION uEventParam; //行为分析事件参数
			public NET_VCA_SIZE_FILTER struSizeFilter;  //尺寸过滤器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;  //处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan; //报警触发的录象通道,为1表示触发该通道
			public ushort wAlarmDelay; //智能报警延时，0-5s,1-10,2-30s,3-60s,4-120s,5-300s,6-600s
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
			public NET_VCA_FILTER_STRATEGY struFilterStrategy; //尺寸过滤策略
			public NET_VCA_RULE_TRIGGER_PARAM struTriggerParam;   //规则触发参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//行为分析配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RULECFG_V41
		{
			public uint dwSize;         //结构长度
			public byte byPicProType;   //报警时图片处理方式 0-不处理 非0-上传
			public byte byUpLastAlarm; //2011-04-06 是否先上传最近一次的报警
			public byte byPicRecordEnable;  /*2012-3-1是否启用图片存储, 0-不启用, 1-启用*/
			public byte byRes1;
			public NET_DVR_JPEGPARA struPictureParam;       //图片规格结构	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_ONE_RULE_V41[] struRule;  //规则数组
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//简化目标结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TARGET_INFO
		{
			public uint dwID;//目标ID ,人员密度过高报警时为0
			public NET_VCA_RECT struRect; //目标边界框 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//简化的规则信息, 包含规则的基本信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RULE_INFO
		{
			public byte byRuleID;//规则ID,0-7
			public byte byRes;//保留
			public ushort wEventTypeEx;   //行为事件类型扩展，用于代替字段dwEventType，参考VCA_RULE_EVENT_TYPE_EX
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;//规则名称
			public VCA_EVENT_TYPE dwEventType;//警戒事件类型
			public NET_VCA_EVENT_UNION uEventParam;//事件参数
		}

		//前端设备地址信息，智能分析仪表示的是前端设备的地址信息，其他设备表示本机的地址
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_DEV_INFO
		{
			public NET_DVR_IPADDR struDevIP;//前端设备地址，
			public ushort wPort;//前端设备端口号， 
			public byte byChannel;//前端设备通道，
			public byte byIvmsChannel;// 保留字节
		}

		//行为分析结果上报结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_RULE_ALARM
		{
			public uint dwSize;//结构长度
			public uint dwRelativeTime;//相对时标
			public uint dwAbsTime;//绝对时标
			public NET_VCA_RULE_INFO struRuleInfo;//事件规则信息
			public NET_VCA_TARGET_INFO struTargetInfo;//报警目标信息
			public NET_VCA_DEV_INFO struDevInfo;//前端设备信息
			public uint dwPicDataLen;//返回图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据*/
			public byte byPicType; //0-普通图片 1-对比图片            
			public byte byRelAlarmPicNum; //关联通道报警图片数量
			public byte bySmart;//IDS设备返回0(默认值)，Smart Functiom Return 1
			public byte byPicTransType;        //图片数据传输方式: 0-二进制；1-url
			public uint dwAlarmID;     //报警ID，用以标识通道间关联产生的组合报警，0表示无效
			public ushort wDevInfoIvmsChannelEx;     //与NET_VCA_DEV_INFO里的byIvmsChannel含义相同，能表示更大的值。老客户端用byIvmsChannel能继续兼容，但是最大到255。新客户端版本请使用wDevInfoIvmsChannelEx。
			public byte byRelativeTimeFlag;      //dwRelativeTime字段是否有效  0-无效， 1-有效，dwRelativeTime表示UTC时间 
			public byte byAppendInfoUploadEnabled; //附加信息上传使能 0-不上传 1-上传
			public IntPtr pAppendInfo;     //指向附加信息NET_VCA_APPEND_INFO的指针，byAppendInfoUploadEnabled为1时或者byTimeDiffFlag为1时有效
			public IntPtr pImage;//指向图片的指针
		}

		//行为分析规则DSP信息叠加结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_DRAW_MODE
		{
			public uint dwSize;
			public byte byDspAddTarget;//编码是否叠加目标
			public byte byDspAddRule;//编码是否叠加规则
			public byte byDspPicAddTarget;//抓图是否叠加目标
			public byte byDspPicAddRule;//抓图是否叠加规则
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//物体类型
		public enum OBJECT_TYPE_ENUM
		{
			ENUM_OBJECT_TYPE_COAT = 1  //上衣
		}

		//物体颜色条件结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OBJECT_COLOR_COND
		{
			public uint dwChannel;   //通道号
			public uint dwObjType;   //物体类型，参见OBJECT_TYPE_ENUM
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   //保留
		}

		//图片参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PIC
		{
			public byte byPicType;        //图片类型，1-jpg
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;        //保留
			public uint dwPicWidth;       //图片宽度
			public uint dwPicHeight;      //图片高度
			public uint dwPicDataLen;     //图片数据实际大小
			public uint dwPicDataBuffLen; //图片数据缓冲区大小
			public IntPtr byPicDataBuff;    //图片数据缓冲区
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;       //保留
		}

		//颜色联合体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OBJECT_COLOR_UNION
		{
			public NET_DVR_COLOR struColor;   //颜色值
			public NET_DVR_PIC struPicture; //图片
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   //保留
		}

		//物体颜色参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OBJECT_COLOR
		{
			/// <summary>
			/// 结构体大小
			/// </summary>
			public uint dwSize;
			/// <summary>
			/// 0-不启用，1-启用
			/// </summary>
			public byte byEnable;
			/// <summary>
			/// 取色方式，1-颜色值，2-图片
			/// </summary>
			public byte byColorMode;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 保留
			/// </summary>
			public byte[] byRes1;
			public NET_DVR_OBJECT_COLOR_UNION uObjColor; //物体颜色联合体，取值依赖于取色方式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 保留
			/// </summary>
			public byte[] byRes2;
		}

		/// <summary>
		/// 区域类型
		/// </summary>
		public enum AREA_TYPE_ENUM
		{
			/// <summary>
			/// 共同区域
			/// </summary>
			ENUM_OVERLAP_REGION = 1,
			/// <summary>
			/// 床铺位置
			/// </summary>
			ENUM_BED_LOCATION = 2
		}

		/// <summary>
		/// 辅助区域
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUXAREA
		{
			/// <summary>
			/// 区域类型，参见AREA_TYPE_ENUM
			/// </summary>
			public uint dwAreaType;
			/// <summary>
			/// 0-不启用，1-启用
			/// </summary>
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 保留
			/// </summary>
			public byte[] byRes1;
			public NET_VCA_POLYGON struPolygon; //区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 保留
			/// </summary>
			public byte[] byRes2;
		}

		/// <summary>
		/// 辅助区域列表
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUXAREA_LIST
		{
			/// <summary>
			/// 结构体大小
			/// </summary>
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AUXAREA_NUM, ArraySubType = UnmanagedType.Struct)]
			/// <summary>
			/// 辅助区域
			/// </summary>
			public NET_DVR_AUXAREA[] struArea;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 保留
			/// </summary>
			public byte[] byRes2;
		}

		/// <summary>
		/// 通道工作模式
		/// </summary>
		public enum CHAN_WORKMODE_ENUM
		{
			/// <summary>
			/// 独立模式
			/// </summary>
			ENUM_CHAN_WORKMODE_INDEPENDENT = 1,
			/// <summary>
			/// 主模式
			/// </summary>
			ENUM_CHAN_WORKMODE_MASTER = 2,
			/// <summary>
			/// 从模式
			/// </summary>
			ENUM_CHAN_WORKMODE_SLAVE = 3
		}

		//通道工作模式参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANNEL_WORKMODE
		{
			public uint dwSize;        //结构体大小
			public byte byWorkMode;    //工作模式，参见CHAN_WORKMODE_ENUM
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 63, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
		}

		//设备通道参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANNEL
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byAddress;    //设备IP或域名
			public ushort wDVRPort;                 //端口号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                   //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;            //主机用户名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;       //主机密码
			public uint dwChannel;                   //通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                  //保留
		}

		//从通道信息联合体
		[StructLayout(LayoutKind.Explicit)]
		public struct NET_DVR_SLAVE_CHANNEL_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 152, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //联合体大小
		}

		//从通道参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SLAVE_CHANNEL_PARAM
		{
			public byte byChanType;   //从通道类型，1-本机通道，2-远程通道 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    //保留
			public NET_DVR_SLAVE_CHANNEL_UNION uSlaveChannel; //从通道联合体，取值依赖于byChanType
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;   //保留
		}


		//从通道参数配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SLAVE_CHANNEL_CFG
		{
			public uint dwSize;   //结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SLAVE_CHANNEL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SLAVE_CHANNEL_PARAM[] struChanParam;//从通道参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		//视频质量诊断检测事件
		public enum VQD_EVENT_ENUM
		{
			ENUM_VQD_EVENT_BLUR = 1,  //图像模糊
			ENUM_VQD_EVENT_LUMA = 2,  //亮度异常
			ENUM_VQD_EVENT_CHROMA = 3,  //图像偏色
			ENUM_VQD_EVENT_SNOW = 4,  //雪花干扰
			ENUM_VQD_EVENT_STREAK = 5,  //条纹干扰
			ENUM_VQD_EVENT_FREEZE = 6,  //画面冻结
			ENUM_VQD_EVENT_SIGNAL_LOSS = 7,  //信号丢失
			ENUM_VQD_EVENT_PTZ = 8,  //云台失控
			ENUM_VQD_EVENT_SCNENE_CHANGE = 9,  //场景突变
			ENUM_VQD_EVENT_VIDEO_ABNORMAL = 10, //视频异常
			ENUM_VQD_EVENT_VIDEO_BLOCK = 11, //视频遮挡
		}

		//视频质量诊断事件条件结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VQD_EVENT_COND
		{
			public uint dwChannel;   //通道号
			public uint dwEventType; //检测事件类型，参见VQD_EVENT_ENUM
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   //保留
		}

		//视频质量诊断事件参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VQD_EVENT_PARAM
		{
			public byte byThreshold;    //报警阈值，范围[0,100]
			public byte byTriggerMode;  //1-持续触发，2-单次触发
			public byte byUploadPic;    //0-不上传图片，1-上传图片，无论是否上传图片，事后都可以从设备获取该事件所对应最新的一张报警图片，参见接口NET_DVR_StartDownload
			public byte byRes1;         //保留
			public uint dwTimeInterval; //持续触发报警时间间隔，范围[0,3600] 单位：秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;     //保留
		}

		//视频质量诊断事件规则
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VQD_EVENT_RULE
		{
			public uint dwSize;       //结构体大小 
			public byte byEnable;     //0-不启用，1-启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    //保留
			public NET_DVR_VQD_EVENT_PARAM struEventParam; //视频质量诊断事件参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//检测时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;  //处理方式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IVMS_IP_CHANNEL, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan; //报警触发的录象通道：1表示触发该通道；0表示不触发
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;    //保留
		}

		//基准场景参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BASELINE_SCENE
		{
			public uint dwSize;     //结构体大小
			public byte byEnable;   //0-不启用，1-启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 63, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		//基准场景操作参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CONTROL_BASELINE_SCENE_PARAM
		{
			public uint dwSize;     //结构体大小
			public uint dwChannel;  //通道号
			public byte byCommand;  //操作类型，1-此字段保留，暂不使用，2-更新基准场景
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 127, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		//视频质量诊断报警结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VQD_ALARM
		{
			public uint dwSize;                //结构体大小
			public uint dwRelativeTime;        //相对时标
			public uint dwAbsTime;            //绝对时标
			public NET_VCA_DEV_INFO struDevInfo; //前端设备信息 
			public uint dwEventType;           //事件类型，参考VQD_EVENT_ENUM
			public float fThreshold;            //报警阈值[0.000,1.000]
			public uint dwPicDataLen;          //图片长度，为0表示没有图片
			public IntPtr pImage;               //指向图片的指针 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            //保留
		}

		//标定点子结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CB_POINT
		{
			public NET_VCA_POINT struPoint;     //标定点，主摄像机（枪机）
			public NET_DVR_PTZPOS struPtzPos;  //球机输入的PTZ坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//标定参数配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRACK_CALIBRATION_PARAM
		{
			public byte byPointNum;         //有效标定点个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CALIB_PT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CB_POINT[] struCBPoint; //标定点组
		}

		//球机配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRACK_CFG
		{
			public uint dwSize;             //结构长度	
			public byte byEnable;               //标定使能
			public byte byFollowChan;          // 被控制的从通道
			public byte byDomeCalibrate;            //设置智能跟踪球机标定，1设置 0不设置 
			public byte byRes;                  // 保留字节
			public NET_DVR_TRACK_CALIBRATION_PARAM struCalParam; //标定点组
		}

		//跟踪模式
		public enum TRACK_MODE
		{
			MANUAL_CTRL = 0,  //手动跟踪
			ALARM_TRACK    //报警触发跟踪
		}

		//手动控制结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MANUAL_CTRL_INFO
		{
			public NET_VCA_POINT struCtrlPoint;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//跟踪模式结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRACK_MODE
		{
			public uint dwSize;     //结构长度
			public byte byTrackMode;   //跟踪模式
			public byte byRuleConfMode;   //规则配置跟踪模式0-本地配置跟踪，1-远程配置跟踪
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   //保留，置0
			[StructLayout(LayoutKind.Explicit)]
			public struct uModeParam
			{
				[FieldOffsetAttribute(0)]
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.U4)]
				public uint[] dwULen;
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARM_JPEG
		{
			public byte byPicProType;       /*报警时图片处理方式 0-不处理 1-上传*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           //保留字节
			public NET_DVR_JPEGPARA struPicParam;               /*图片规格结构*/
		}

		//分析仪行为分析规则结构
		//警戒规则结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_ONE_RULE
		{
			public byte byActive;/* 是否激活规则,0-否, 非0-是 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留，设置为0字段
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;//规则名称
			public VCA_EVENT_TYPE dwEventType;//行为分析事件类型
			public NET_VCA_EVENT_UNION uEventParam;//行为分析事件参数
			public NET_VCA_SIZE_FILTER struSizeFilter;//尺寸过滤器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 68, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;/*保留，设置为0*/
		}

		// 分析仪规则结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_RULECFG
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_IVMS_ONE_RULE[] struRule; //规则数组
		}

		// IVMS行为分析配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_BEHAVIORCFG
		{
			public uint dwSize;
			public byte byPicProType;//报警时图片处理方式 0-不处理 非0-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_JPEGPARA struPicParam;//图片规格结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_IVMS_RULECFG[] struRuleCfg;//每个时间段对应规则
		}

		//智能分析仪取流计划子结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_DEVSCHED
		{
			public NET_DVR_SCHEDTIME struTime;//时间参数
			public NET_DVR_PU_STREAM_CFG struPUStream;//前端取流参数
		}

		//智能分析仪参数配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_STREAMCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_IVMS_DEVSCHED[] struDevSched;//按时间段配置前端取流以及规则信息
		}

		//屏蔽区域
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_MASK_REGION
		{
			public byte byEnable;//是否激活, 0-否，非0-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，置0
			public NET_VCA_POLYGON struPolygon;//屏蔽多边形
		}

		//屏蔽区域链表结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_MASK_REGION_LIST
		{
			public uint dwSize;//结构长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留，置0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_MASK_REGION_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_MASK_REGION[] struMask;//屏蔽区域数组
		}

		//ATM进入区域参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ENTER_REGION
		{
			public uint dwSize;
			public byte byEnable;//是否激活，0-否，非0-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_VCA_POLYGON struPolygon;//进入区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//IVMS屏蔽区域链表
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_MASK_REGION_LIST
		{
			public uint dwSize;//结构长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_MASK_REGION_LIST[] struList;
		}

		//IVMS的ATM进入区域参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_ENTER_REGION
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_ENTER_REGION[] struEnter;//进入区域
		}

		// ivms 报警图片上传结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_ALARM_JPEG
		{
			public byte byPicProType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_JPEGPARA struPicParam;
		}

		// IVMS 后检索配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_IVMS_SEARCHCFG
		{
			public uint dwSize;
			public NET_DVR_MATRIX_DEC_REMOTE_PLAY struRemotePlay;// 远程回放
			public NET_IVMS_ALARM_JPEG struAlarmJpeg;// 报警上传图片配置
			public NET_IVMS_RULECFG struRuleCfg;//IVMS 行为规则配置
		}

		/************************************end******************************************/
		//NAS认证配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IDENTIFICATION_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;        /* 用户名 32*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;        /* 密码 16*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;   //保留
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_MOUNT_PARAM_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 52, ArraySubType = UnmanagedType.I1)]
			public byte[] uLen;   //联合体结构大小
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NAS_MOUNT_PARAM
		{
			public byte byMountType; //0～保留,1~NFS, 2~ SMB/CIFS
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_MOUNT_PARAM_UNION uMountParam;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_MOUNTMETHOD_PARAM_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 56, ArraySubType = UnmanagedType.I1)]
			public byte[] uLen; //联合体结构大小   
		}

		//网络硬盘结构配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SINGLE_NET_DISK_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			public NET_DVR_IPADDR struNetDiskAddr;//网络硬盘地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PATHNAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDirectory;// PATHNAME_LEN = 128
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 68, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留
		}

		public const int MAX_NET_DISK = 16;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NET_DISKCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NET_DISK, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SINGLE_NET_DISK_INFO[] struNetDiskParam;
		}

		//事件类型
		//主类型
		public enum MAIN_EVENT_TYPE
		{
			EVENT_MOT_DET = 0,//移动侦测
			EVENT_ALARM_IN = 1,//报警输入
			EVENT_VCA_BEHAVIOR = 2,//行为分析
			EVENT_INQUEST = 3,       //审讯事件
			EVENT_VCA_DETECTION = 4, //智能侦测
			EVENT_STREAM_INFO = 100  //流ID信息
		}

		public const int INQUEST_START_INFO = 0x1001;      /*讯问开始信息*/
		public const int INQUEST_STOP_INFO = 0x1002;       /*讯问停止信息*/
		public const int INQUEST_TAG_INFO = 0x1003;       /*重点标记信息*/
		public const int INQUEST_SEGMENT_INFO = 0x1004;      /*审讯片断状态信息*/

		public enum VCA_DETECTION_MINOR_TYPE : uint
		{
			EVENT_VCA_TRAVERSE_PLANE = 1,        //越警侦测
			EVENT_FIELD_DETECTION,           //区域入侵侦测
			EVENT_AUDIO_INPUT_ALARM,      //音频输入异常
			EVENT_SOUND_INTENSITY_ALARM,   //声强突变侦测
			EVENT_FACE_DETECTION,             //人脸侦测
			EVENT_VIRTUAL_FOCUS_ALARM, /*虚焦侦测*/
			EVENT_SCENE_CHANGE_ALARM, /*场景变更侦测*/
			EVENT_ALL = 0xffffffff              //表示全部
		}

		//行为分析主类型对应的此类型， 0xffff表示全部
		public enum BEHAVIOR_MINOR_TYPE
		{
			EVENT_TRAVERSE_PLANE = 0,// 穿越警戒面,
			EVENT_ENTER_AREA,//目标进入区域,支持区域规则
			EVENT_EXIT_AREA,//目标离开区域,支持区域规则
			EVENT_INTRUSION,// 周界入侵,支持区域规则
			EVENT_LOITER,//徘徊,支持区域规则
			EVENT_LEFT_TAKE,//丢包捡包,支持区域规则
			EVENT_PARKING,//停车,支持区域规则
			EVENT_RUN,//奔跑,支持区域规则
			EVENT_HIGH_DENSITY,//区域内人员密度,支持区域规则
			EVENT_STICK_UP,//贴纸条,支持区域规则
			EVENT_INSTALL_SCANNER,//安装读卡器,支持区域规则
			EVENT_OPERATE_OVER_TIME,        // 操作超时
			EVENT_FACE_DETECT,              // 异常人脸
			EVENT_LEFT,                     // 物品遗留
			EVENT_TAKE,                      // 物品拿取
			EVENT_LEAVE_POSITION,         //离岗事件
			EVENT_TRAIL_INFO = 16,            //尾随
			EVENT_FALL_DOWN_INFO = 19,                 //倒地
			EVENT_OBJECT_PASTE = 20,        // 异物粘贴区域
			EVENT_FACE_CAPTURE_INFO = 21,                //正常人脸
			EVENT_MULTI_FACES_INFO = 22,                  //多张人脸
			EVENT_AUDIO_ABNORMAL_INFO = 23,             //声强突变
			EVENT_DETECT = 24                  //智能侦测
		}

		// 主类型100，对应的小类型
		public enum STREAM_INFO_MINOR_TYPE
		{
			EVENT_STREAM_ID = 0,                // 流ID
			EVENT_TIMING = 1,                   // 定时录像
			EVENT_MOTION_DETECT = 2,            // 移动侦测
			EVENT_ALARM = 3,                    // 报警录像
			EVENT_ALARM_OR_MOTION_DETECT = 4,   // 报警或移动侦测
			EVENT_ALARM_AND_MOTION_DETECT = 5,  // 报警和移动侦测
			EVENT_COMMAND_TRIGGER = 6,          // 命令触发
			EVENT_MANNUAL = 7,                  // 手动录像
			EVENT_BACKUP_VOLUME = 8             // 存档卷录像
		}

		//邦诺CVR
		public const int MAX_ID_COUNT = 256;
		public const int MAX_STREAM_ID_COUNT = 1024;
		public const int STREAM_ID_LEN = 32;
		public const int PLAN_ID_LEN = 32;

		// 流信息 - 72字节长
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STREAM_INFO
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = STREAM_ID_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byID;      //ID数据
			public uint dwChannel;                //关联设备通道，等于0xffffffff时，表示不关联
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                //保留
			public void Init()
			{
				byID = new byte[STREAM_ID_LEN];
				byRes = new byte[32];
			}
		}

		//事件搜索条件 200-04-07 9000_1.1
		public const int SEARCH_EVENT_INFO_LEN = 300;

		//报警输入
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_ALARM_BYBIT
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInNo;//报警输入号，byAlarmInNo[0]若置1则表示查找由报警输入1触发的事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN - MAX_ALARMIN_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				byAlarmInNo = new byte[MAX_ALARMIN_V30];
				byRes = new byte[SEARCH_EVENT_INFO_LEN - MAX_CHANNUM_V30];
			}
		}

		//报警输入 按值表示
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_ALARM_BYVALUE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.U2)]
			public ushort[] wAlarmInNo;//报警输入号，byAlarmInNo[0]若置1则表示查找由报警输入1触发的事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				wAlarmInNo = new ushort[128];
				byRes = new byte[44];
			}
		}

		//移动侦测
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_MOTION_BYBIT
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byMotDetChanNo;//移动侦测通道，byMotDetChanNo[0]若置1则表示查找由通道1发生移动侦测触发的事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN - MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				byMotDetChanNo = new byte[MAX_CHANNUM_V30];
				byRes = new byte[SEARCH_EVENT_INFO_LEN - MAX_CHANNUM_V30];
			}
		}

		//移动侦测--按值
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_MOTION_BYVALUE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.U2)]
			public ushort[] wMotDetChanNo;//报警输入号，byAlarmInNo[0]若置1则表示查找由报警输入1触发的事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 172, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				wMotDetChanNo = new ushort[64];
				byRes = new byte[172];
			}
		}

		//行为分析
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_VCA_BYBIT
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byChanNo;//触发事件的通道
			public byte byRuleID;//规则ID，0xff表示全部
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 235, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留

			public void init()
			{
				byChanNo = new byte[MAX_CHANNUM_V30];
				byRes1 = new byte[235];
			}
		}

		//行为分析--按值方式查找 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_VCA_BYVALUE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.U2)]
			public ushort[] wChanNo;    //触发事件的通道			
			public byte byRuleID;      //行为分析类型，规则0xff表示全部，从0开始
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 171, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     /*保留*/
			public void init()
			{
				wChanNo = new ushort[64];
				byRes = new byte[171];
			}
		}

		//审讯事件搜索条件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_INQUEST_PARAM
		{
			public byte byRoomIndex;    //审讯室编号,从1开始
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 299, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
			public void init()
			{
				byRes = new byte[299];
			}
		}

		//智能侦测查找条件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_VCADETECT_BYBIT
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byChan;//触发智能侦测的通道号，按数组下标表示，byChan[0]若置1则表示查找由通道1发生移动侦测触发的事件 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
			public void init()
			{
				byChan = new byte[256];
				byRes = new byte[44];
			}
		}

		//智能侦测查找条件 ，通道号按值表示
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_VCADETECT_BYVALUE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30 - 1, ArraySubType = UnmanagedType.U4)]
			public uint[] dwChanNo;// 触发通道号,按值表示，0xffffffff无效，且后续数据也表示无效值
			public byte byAll;//0-表示不是全部，1-表示全部。
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 47, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public void init()
			{
				dwChanNo = new uint[MAX_CHANNUM_V30 - 1];
				byRes = new byte[47];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_STREAMID_PARAM
		{
			public NET_DVR_STREAM_INFO struIDInfo; // 流id信息，72字节长
			public uint dwCmdType;  // 外部触发类型，NVR接入云存储使用
			public byte byBackupVolumeNum; //存档卷号，CVR使用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 223, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public void init()
			{
				struIDInfo.Init();
				byRes = new byte[223];
			}
		}

		[StructLayout(LayoutKind.Explicit)]
		public struct SEARCH_EVENT_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLen;
			/* [FieldOffsetAttribute(0)]
			 public EVENT_ALARM_BYBIT struAlarmParam;
			 [FieldOffsetAttribute(0)]
			 public EVENT_ALARM_BYVALUE struAlarmParamByValue;
			 [FieldOffsetAttribute(0)]
			 public EVENT_MOTION_BYBIT struMotionParam;
			 [FieldOffsetAttribute(0)]
			 public EVENT_MOTION_BYVALUE struMotionParamByValue;
			 [FieldOffsetAttribute(0)]
			 public EVENT_VCA_BYBIT struVcaParam;
			 [FieldOffsetAttribute(0)]
			 public EVENT_VCA_BYVALUE struVcaParamByValue;
			 [FieldOffsetAttribute(0)]
			 public EVENT_INQUEST_PARAM struInquestParam;
			 [FieldOffsetAttribute(0)]
			 public EVENT_VCADETECT_BYBIT struVCADetectByBit;
			 [FieldOffsetAttribute(0)]
			 public EVENT_VCADETECT_BYVALUE struVCADetectByValue;
			 [FieldOffsetAttribute(0)]
			 public EVENT_STREAMID_PARAM struStreamIDParam;
			 * */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SEARCH_EVENT_PARAM
		{
			public ushort wMajorType;//0-移动侦测，1-报警输入, 2-智能事件
			public ushort wMinorType;//搜索次类型- 根据主类型变化，0xffff表示全部
			public NET_DVR_TIME struStartTime;//搜索的开始时间，停止时间: 同时为(0, 0) 表示从最早的时间开始，到最后，最前面的4000个事件
			public NET_DVR_TIME struEndTime;
			public byte byLockType;     // 0xff-全部，0-未锁，1-锁定
			public byte byValue;            //0-按位表示，1-按值表示
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 130, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
			public SEARCH_EVENT_UNION uSeniorPara;
		}

		//报警输入结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_ALARM_RET
		{
			public uint dwAlarmInNo;//报警输入号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				byRes = new byte[SEARCH_EVENT_INFO_LEN];
			}
		}
		//移动侦测结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_MOTION_RET
		{
			public uint dwMotDetNo;//移动侦测通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				byRes = new byte[SEARCH_EVENT_INFO_LEN];
			}
		}
		//行为分析结果 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_VCA_RET
		{
			public uint dwChanNo;//触发事件的通道号
			public byte byRuleID;//规则ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;//规则名称
			public NET_VCA_EVENT_UNION uEvent;//行为事件参数，wMinorType = VCA_EVENT_TYPE决定事件类型

			public void init()
			{
				byRes1 = new byte[3];
				byRuleName = new byte[NAME_LEN];
			}
		}

		//审讯事件查询结果 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_INQUEST_RET
		{
			public byte byRoomIndex;  //审讯室编号,从1开始
			public byte byDriveIndex; //刻录机编号,从1开始
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  //保留            
			public uint dwSegmentNo;     //本片断在本次审讯中的序号,从1开始 
			public ushort wSegmetSize;     //本片断的大小, 单位M 
			public ushort wSegmentState;   //本片断状态 0 刻录正常，1 刻录异常，2 不刻录审讯
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 288, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;     //保留

			public void init()
			{
				byRes1 = new byte[6];
				byRes2 = new byte[288];
			}
		}

		//流id录像查询结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct EVENT_STREAMID_RET
		{
			public uint dwRecordType;   //录像类型 0-定时录像 1-移动侦测 2-报警录像 3-报警|移动侦测 4-报警&移动侦测 5-命令触发 6-手动录像 7-震动报警 8-环境触发 9-智能报警 10-回传录像
			public uint dwRecordLength; //录像大小
			public byte byLockFlag;    // 锁定标志 0：没锁定 1：锁定
			public byte byDrawFrameType;    // 0：非抽帧录像 1：抽帧录像
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byFileName;   //文件名
			public uint dwFileIndex;            // 存档卷上的文件索引
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			public void init()
			{
				byRes1 = new byte[2];
				byFileName = new byte[NAME_LEN];
				byRes = new byte[256];
			}
		}

		[StructLayout(LayoutKind.Explicit)]
		public struct SEARCH_EVENT_RET
		{
			[FieldOffset(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 304, ArraySubType = UnmanagedType.I1)]
			public byte[] byEventRetUnion;
			/*
			[FieldOffset(0)]
			public EVENT_ALARM_RET struAlarmRet;
			[FieldOffset(0)]
			public EVENT_MOTION_RET struMotionRet;
			[FieldOffset(0)]
			public EVENT_VCA_RET struVcaRet;
			[FieldOffset(0)]
			public EVENT_INQUEST_RET struInquestRet;
			[FieldOffset(0)]
			public EVENT_STREAMID_RET struStreamIDRet;
			 * */
		}
		//查找返回结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SEARCH_EVENT_RET
		{
			public ushort wMajorType;//主类型MA
			public ushort wMinorType;//次类型
			public NET_DVR_TIME struStartTime;//事件开始的时间
			public NET_DVR_TIME struEndTime;//事件停止的时间，脉冲事件时和开始时间一样
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byChan;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 36, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public SEARCH_EVENT_RET uSeniorRet;

			public void init()
			{
				byChan = new byte[MAX_CHANNUM_V30];
				byRes = new byte[36];
			}
		}

		//SDK_V35  2009-10-26

		// 标定配置类型
		public enum tagCALIBRATE_TYPE
		{
			PDC_CALIBRATE = 0x01,  // PDC 标定
			BEHAVIOR_OUT_CALIBRATE = 0x02, //行为室外场景标定  
			BEHAVIOR_IN_CALIBRATE = 0x03,    // 行为室内场景标定 
			ITS_CALBIRETE = 0x04      //  交通事件标定
		}

		public const int MAX_RECT_NUM = 6;
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECT_LIST
		{
			public byte byRectNum;    // 矩形框的个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  //保留字节 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RECT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_RECT[] struVcaRect; // 最大为6个Rect 
		}

		// PDC 标定参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_CALIBRATION
		{
			public NET_DVR_RECT_LIST struRectList;       // 标定矩形框列表
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 120, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       // 保留字节 
		}

		// 标定线的属性类别，用来表示当前标定线在实际表示的是高度线还是长度线。
		public enum LINE_MODE
		{
			HEIGHT_LINE,        //高度样本线
			LENGTH_LINE        //长度样本线
		}
		/*在设置标定信息的时候，如果相应位设置了使能，并设置相关参数，若没有设置使能，则标定后可以获取相关的摄像机参数*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAMERA_PARAM
		{
			public byte byEnableHeight;     // 是否使能设置摄像机高度线
			public byte byEnableAngle;      // 是否使能设置摄像机俯仰角度
			public byte byEnableHorizon;    // 是否使能设置摄像机地平线
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   // 保留字节 
			public float fCameraHeight;    // 摄像机高度
			public float fCameraAngle;     // 摄像机俯仰角度
			public float fHorizon;         // 场景中的地平线
		}

		/*当fValue表示目标高度的时候，struStartPoint和struEndPoint分别表示目标头部点和脚部点。
		 * 当fValue表示线段长度的时候，struStartPoint和struEndPoint分别表示线段起始点和终点，
		 * mode表示当前样本线表示高度线还是长度线。*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LINE_SEGMENT
		{
			public byte byLineMode;     // 参照 LINE_MODE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       // 保留字节 
			public NET_VCA_POINT struStartPoint;
			public NET_VCA_POINT struEndPoint;
			public float fValue;
		}

		public const int MAX_LINE_SEG_NUM = 8;

		/*标定样本线目前需要4-8调样本线，以获取摄像机相关参数*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BEHAVIOR_OUT_CALIBRATION
		{
			public uint dwLineSegNum;          // 样本线个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LINE_SEG_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_LINE_SEGMENT[] struLineSegment;    // 样本线最大个数
			public NET_DVR_CAMERA_PARAM struCameraParam;    // 摄像机参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*该结构体表示IAS智能库标定样本，其中包括一个目标框和一条对应的高度标定线；
		 * 目标框为站立的人体外接矩形框；高度线样本标识从人头顶点到脚点的标定线；用归一化坐标表示；*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IN_CAL_SAMPLE
		{
			public NET_VCA_RECT struVcaRect;   // 目标框
			public NET_DVR_LINE_SEGMENT struLineSegment;    // 高度标定线
		}

		public const int MAX_SAMPLE_NUM = 5;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BEHAVIOR_IN_CALIBRATION
		{
			public uint dwCalSampleNum;      //  标定样本个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SAMPLE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IN_CAL_SAMPLE[] struCalSample; // 标定样本最大个数
			public NET_DVR_CAMERA_PARAM struCameraParam;    // 摄像机参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int CALIB_PT_NUM = 4;
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ITS_CALIBRATION
		{
			public uint dwPointNum; //标定点数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CALIB_PT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_POINT[] struPoint; //图像坐标
			public float fWidth;
			public float fHeight;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;        // 保留字节
		}

		// 标定参数联合体
		// 后续的相关标定参数可以放在该结构里面
		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_CALIBRATION_PRARM_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 240, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //联合体结构大小
			/*[FieldOffsetAttribute(0)]
			public NET_DVR_PDC_CALIBRATION struPDCCalibration;  //PDC 标定参数
			[FieldOffsetAttribute(0)]
			public NET_DVR_BEHAVIOR_OUT_CALIBRATION  struBehaviorOutCalibration;  //  行为室外场景标定  主要应用于IVS等
			[FieldOffsetAttribute(0)]
			public NET_DVR_BEHAVIOR_IN_CALIBRATION  struBehaviorInCalibration;     // 行为室内场景标定，主要应用IAS等 
			[FieldOffsetAttribute(0)]
			public NET_DVR_ITS_CALIBRATION struITSCalibration;
			 * */
		}

		// 标定配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CALIBRATION_CFG
		{
			public uint dwSize;               //标定结构大小
			public byte byEnable;           // 是否启用标定
			public byte byCalibrationType;    // 标定类型 根据不同类型在联合体类选择不同的标定 参考CALIBRATE_TYPE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_CALIBRATION_PRARM_UNION uCalibrateParam;  // 标定参数联合体
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//流量统计方向结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_ENTER_DIRECTION
		{
			public NET_VCA_POINT struStartPoint; //流量统计方向起始点
			public NET_VCA_POINT struEndPoint;    // 流量统计方向结束点 
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_RULE_CFG
		{
			public uint dwSize;              //结构大小
			public byte byEnable;             // 是否激活规则;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       // 保留字节 
			public NET_VCA_POLYGON struPolygon;            // 多边形
			public NET_DVR_PDC_ENTER_DIRECTION struEnterDirection;    // 流量进入方向
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_RULE_CFG_V41
		{
			public uint dwSize;              //结构大小
			public byte byEnable;             // 是否激活规则;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       // 保留字节 
			public NET_VCA_POLYGON struPolygon;            // 多边形
			public NET_DVR_PDC_ENTER_DIRECTION struEnterDirection;    // 流量进入方向
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME struAlarmTime;//布防时间
			public NET_DVR_TIME_EX struDayStartTime; //白天开始时间，时分秒有效
			public NET_DVR_TIME_EX struNightStartTime; //夜晚开始时间，时分秒有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       // 保留字节
		}

		//试用版信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRIAL_VERSION_CFG
		{
			public uint dwSize;
			public ushort wReserveTime; //试用期剩余时间，0xffff表示无效，单位：天
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 62, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SYN_CHANNEL_NAME_PARAM
		{
			public uint dwSize;
			public uint dwChannel; //通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RESET_COUNTER_CFG
		{
			public uint dwSize;
			public byte byEnable; //是否启用，0-不启用，1-启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_TIME_EX[] struTime;//数据清零时间，时分秒有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VCA_CTRLINFO_COND
		{
			public uint dwSize;
			public NET_DVR_STREAM_INFO struStreamInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VCA_CTRLINFO_CFG
		{
			public uint dwSize;
			public byte byVCAEnable;     //是否开启智能
			public byte byVCAType;       //智能能力类型，VCA_CHAN_ABILITY_TYPE 
			public byte byStreamWithVCA; //码流中是否带智能信息
			public byte byMode;         //模式，ATM 能力时参照VCA_CHAN_MODE_TYPE ,TFS 能力时参照 TFS_CHAN_MODE_TYPE，行为分析完整版时参照BEHAVIOR_SCENE_MODE_TYPE
			public byte byControlType;   //控制类型，按位表示，0-否，1-是
																	 //byControlType &1 是否启用抓拍功能
																	 //byControlType &2 是否启用联动前端设备
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 83, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留，设置为0
		}

		/*设置人流量统计参数  复用行为内部关键字参数
		 * HUMAN_GENERATE_RATE
		 * 目标生成速度参数，控制PDC库生成目标的速度。速度越快，目标越容易生成。
		 * 当输入视频光照条件较差，对比度较低时，或者设置的规则区域较小时，应加快目标生成速度， 避免目标的漏检；
		 * 当输入视频中对比度较高时，或者规则区域较大时，应该降低目标生成速度，以减少误检。
		 * 目标生成速度参数共有5级，1级速度最慢，5级最快，默认参数为3。
		 *
		 * DETECT_SENSITIVE
		 * 目标检测灵敏度控制参数，控制PDC库中一个矩形区域被检测为目标的灵敏度。
		 * 灵敏度越高，矩形区域越容易被检测为目标，灵敏度越低则越难检测为目标。
		 * 当输入视频光照条件较差，对比度较低时，应提高检测灵敏度， 避免目标的漏检；
		 * 当输入视频中对比度较高时，应该降低检测灵敏度，以减少误检。
		 * 对应参数共有5级，级别1灵敏度最低，5级最高，默认级别为3。
		 * 
		 * TRAJECTORY_LEN
		 * 轨迹生成长度控制参数，表示生成轨迹时要求目标的最大位移像素。
		 * 对应参数共有5级，级别1，生成长度最长，轨迹生成最慢，5级生成长度最短，轨迹生成最快，默认级别为3。
		 * 
		 * TRAJECT_CNT_LEN
		 * 轨迹计数长度控制参数，表示轨迹计数时要求目标的最大位移像素。
		 * 对应参数共有5级，级别1，计数要求长度最长，轨迹计数最慢，5级计数要求长度最短，轨迹计数最快，默认级别为3。
		 * 
		 * PREPROCESS
		 * 图像预处理控制参数，0 - 不处理；1 - 处理。默认为0；
		 * 
		 * CAMERA_ANGLE
		 * 摄像机角度输入参数， 0 - 倾斜； 1 - 垂直。默认为0；
		 */

		public enum PDC_PARAM_KEY
		{
			HUMAN_GENERATE_RATE = 50,  // 目标生成速度 从50开始
			DETECT_SENSITIVE = 51,  // 检测灵敏度
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_TARGET_INFO
		{
			public uint dwTargetID;                 // 目标id 
			public NET_VCA_RECT struTargetRect;    // 目标框
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;      // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_TARGET_IN_FRAME
		{
			public byte byTargetNum;                   //目标个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] yRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TARGET_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PDC_TARGET_INFO[] struTargetInfo;   //目标信息数组
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                  // 保留字节
		}

		//单帧统计结果时使用
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_STATFRAME
		{
			public uint dwRelativeTime;     // 相对时标
			public uint dwAbsTime;          // 绝对时标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 92, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_STATTIME
		{
			public NET_DVR_TIME tmStart; // 统计起始时间 
			public NET_DVR_TIME tmEnd;  //  统计结束时间 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 92, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_PDCPARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 140, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_ALRAM_INFO
		{
			public uint dwSize;           // PDC人流量报警上传结构体大小
			public byte byMode;            // 0 单帧统计结果 1最小时间段统计结果  
			public byte byChannel;           // 报警上传通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;         // 保留字节   
			public NET_VCA_DEV_INFO struDevInfo;                //前端设备信息
			public UNION_PDCPARAM uStatModeParam;
			public uint dwLeaveNum;        // 离开人数
			public uint dwEnterNum;        // 进入人数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           // 保留字节
		}

		//人流量信息查询
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PDC_QUERY
		{
			public NET_DVR_TIME tmStart;
			public NET_DVR_TIME tmEnd;
			public uint dwLeaveNum;
			public uint dwEnterNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PTZ_POSITION
		{
			// 是否启用场景，在设置场景行为规则的时候该字段无效，在设置球机本地配置场景位置信息时作为使能位
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPtzPositionName; //场景位置名称
			public NET_DVR_PTZPOS struPtzPos; //ptz 坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POSITION_RULE_CFG
		{
			public uint dwSize;             // 结构大小 
			public NET_DVR_PTZ_POSITION struPtzPosition;    // 场景位置信息
			public NET_VCA_RULECFG struVcaRuleCfg;     //行为规则配置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 80, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;         // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POSITION_RULE_CFG_V41
		{
			public uint dwSize;             // 结构大小 
			public NET_DVR_PTZ_POSITION struPtzPosition;    // 场景位置信息
			public NET_VCA_RULECFG_V41 struVcaRuleCfg;     //行为规则配置
			public byte byTrackEnable; //是否启用跟踪
			public byte byRes1;
			public ushort wTrackDuration; //跟踪持续时间，单位s
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 76, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;         // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LIMIT_ANGLE
		{
			public byte byEnable;   // 是否启用场景限位功能
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_PTZPOS struUp;     // 上限位
			public NET_DVR_PTZPOS struDown;   // 下限位
			public NET_DVR_PTZPOS struLeft;   // 左限位
			public NET_DVR_PTZPOS struRight;  // 右限位
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POSITION_INDEX
		{
			public byte byIndex;    // 场景索引
			public byte byRes1;
			public ushort wDwell;   // 停留时间 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;   // 保留字节
		}

		public const int MAX_POSITION_NUM = 10;
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POSITION_TRACK_CFG
		{
			public uint dwSize;
			public byte byNum; // 场景个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_POSITION_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_POSITION_INDEX[] struPositionIndex;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//巡航路径场景信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PATROL_SCENE_INFO
		{
			public ushort wDwell;         // 停留时间 30-300
			public byte byPositionID;   // 场景号1-10，默认0表示该巡航点不添加场景
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//场景巡航跟踪配置信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PATROL_TRACKCFG
		{
			public uint dwSize;  // 结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PATROL_SCENE_INFO[] struPatrolSceneInfo;    // 巡航路径
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                              // 保留字节
		}

		//球机本地规则菜单配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRACK_PARAMCFG
		{
			public uint dwSize;             // 结构大小
			public ushort wAlarmDelayTime;    // 报警延时时间，目前球机只支持全局入侵 范围1-120秒
			public ushort wTrackHoldTime;     // 报警跟踪持续时间  范围0-300秒
			public byte byTrackMode;        //  参照 IPDOME_TRACK_MODE
			public byte byPreDirection; // 跟踪方向预判 0-不启用 1-启用
			public byte byTrackSmooth;      // 跟踪连续  0-不启用 1-启用
			public byte byZoomAdjust;   // 倍率系数调整 参见下表
			public byte byMaxTrackZoom; //最大跟踪倍率系数,0-表示默认倍率系数,等级6-标定值*1.0(默认),1-5为缩小标定值，值越小，缩小的比例越大,7-15为放大，值越大，放大的比例越大
			public byte byStopTrackWhenFindFace;  //人脸检测到后是否停止跟踪 0-否 1-是
			public byte byStopTrackThreshold;   //跟踪终止评分阈值
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //  保留字节                
		}

		//球机机芯参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DOME_MOVEMENT_PARAM
		{
			public ushort wMaxZoom;   // 球机最大倍率系数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 42, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  // 保留字节
		}

		/********************************智能交通事件 begin****************************************/
		public const int MAX_REGION_NUM = 8;  // 区域列表最大数目
		public const int MAX_TPS_RULE = 8;   // 最大参数规则数目
		public const int MAX_AID_RULE = 8;   // 最大事件规则数目
		public const int MAX_LANE_NUM = 8;   // 最大车道数目

		//交通事件类型
		public enum TRAFFIC_AID_TYPE
		{
			CONGESTION = 0x01,    //拥堵
			PARKING = 0x02,    //停车  
			INVERSE = 0x04,    //逆行
			PEDESTRIAN = 0x08,    //行人                      
			DEBRIS = 0x10,    //遗留物 抛洒物碎片 
			SMOKE = 0x20,    //烟雾  
			OVERLINE = 0x40,     //压线
			VEHICLE_CONTROL_LIST = 0x80,  //黑名单数据
			SPEED = 0x100  //超速
		}

		public enum TRAFFIC_SCENE_MODE
		{
			FREEWAY = 0,    //  高速户外场景
			TUNNEL,         //  高速隧道场景
			BRIDGE          //  高速桥梁场景
		}

		public enum ITS_ABILITY_TYPE
		{
			ITS_CONGESTION_ABILITY = 0x01,      //拥堵
			ITS_PARKING_ABILITY = 0x02,      //停车  
			ITS_INVERSE_ABILITY = 0x04,      //逆行
			ITS_PEDESTRIAN_ABILITY = 0x08,      //行人                      
			ITS_DEBRIS_ABILITY = 0x10,      //遗留物 抛洒物碎片
			ITS_SMOKE_ABILITY = 0x20,      //烟雾-隧道
			ITS_OVERLINE_ABILITY = 0x40,      //压线
			ITS_VEHICLE_CONTROL_LIST_ABILITY = 0x80,        //黑名单数据
			ITS_SPEED_ABILITY = 0x100,      //超速	
			ITS_LANE_VOLUME_ABILITY = 0x010000,  //车道流量
			ITS_LANE_VELOCITY_ABILITY = 0x020000,  //车道平均速度
			ITS_TIME_HEADWAY_ABILITY = 0x040000,  //车头时距
			ITS_SPACE_HEADWAY_ABILITY = 0x080000,  //车头间距
			ITS_TIME_OCCUPANCY_RATIO_ABILITY = 0x100000,  //车道占有率，（时间上)
			ITS_SPACE_OCCUPANCY_RATIO_ABILITY = 0x200000,  //车道占有率，百分比计算（空间上)
			ITS_LANE_QUEUE_ABILITY = 0x400000,  //排队长度
			ITS_VEHICLE_TYPE_ABILITY = 0x800000,  //车辆类型
			ITS_TRAFFIC_STATE_ABILITY = 0x1000000  //交通状态
		}

		// 交通统计参数
		public enum ITS_TPS_TYPE
		{
			LANE_VOLUME = 0x01,    //车道流量
			LANE_VELOCITY = 0x02,    //车道速度
			TIME_HEADWAY = 0x04,    //车头时距
			SPACE_HEADWAY = 0x08,    //车头间距
			TIME_OCCUPANCY_RATIO = 0x10,    //车道占有率 (时间上)
			SPACE_OCCUPANCY_RATIO = 0x20,    //车道占有率，百分比计算(空间上)
			QUEUE = 0x40,    //排队长度
			VEHICLE_TYPE = 0x80,    //车辆类型
			TRAFFIC_STATE = 0x100    //交通状态
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_REGION_LIST
		{
			public uint dwSize; // 结构体大小
			public byte byNum;      // 区域个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_REGION_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_POLYGON[] struPolygon; // 区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;   // 保留字节
		}

		//方向结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DIRECTION
		{
			public NET_VCA_POINT struStartPoint;   // 方向起始点
			public NET_VCA_POINT struEndPoint;     // 方向结束点 
		}

		//单个车道
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_LANE
		{
			public byte byEnable;  //车道是否启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;      // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLaneName;       // 车道规则名称
			public NET_DVR_DIRECTION struFlowDirection;// 车道内车流方向
			public NET_VCA_POLYGON struPolygon;     // 车道区域
		}

		//车道配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LANE_CFG
		{
			public uint dwSize; // 结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LANE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_LANE[] struLane; // 车道参数 数组下标作为车道ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    // 保留字节
		}

		//交通事件参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_PARAM
		{
			public ushort wParkingDuration;       // 违停检测灵敏度  10-120s
			public ushort wPedestrianDuration;    // 行人持续时间    1-120s
			public ushort wDebrisDuration;        // 抛洒物持续时间  10-120s
			public ushort wCongestionLength;      // 拥堵长度阈值    5-200（米）
			public ushort wCongestionDuration;    // 拥堵持续参数    10-120s
			public ushort wInverseDuration;       // 逆行持续时间    1-10s
			public ushort wInverseDistance;       // 逆行距离阈值 单位m 范围[2-100] 默认 10米
			public ushort wInverseAngleTolerance; // 允许角度偏差 90-180度,车流与逆行允许的夹角
			public ushort wIllegalParkingTime;    // 违停时间[4,60]，单位：分钟 ,TFS(交通违章取证) 城市模式下
			public ushort wIllegalParkingPicNum;  // 违停图片数量[1,6], TFS(交通违章取证) 城市模式下
			public byte byMergePic;             // 图片拼接,TFS 城市模式下 0- 不拼接 1- 拼接
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;             // 保留字节
		}

		//单条交通事件规则结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_AID_RULE
		{
			public byte byEnable;                   // 是否启用事件规则
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                  // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;       // 规则名称 
			public uint dwEventType;                // 交通事件检测类型 TRAFFIC_AID_TYPE
			public NET_VCA_SIZE_FILTER struSizeFilter; // 尺寸过滤器
			public NET_VCA_POLYGON struPolygon;    // 规则区域
			public NET_DVR_AID_PARAM struAIDParam;   //  事件参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;    //处理方式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;        //报警触发的录象通道,为1表示触发该通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//交通事件规则
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_RULECFG
		{
			public uint dwSize;                    // 结构体大小 
			public byte byPicProType;              //报警时图片处理方式 0-不处理 非0-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                 // 保留字节
			public NET_DVR_JPEGPARA struPictureParam; //图片规格结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AID_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_AID_RULE[] struOneAIDRule;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//单条交通事件规则结构体(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_AID_RULE_V41
		{
			public byte byEnable;                 // 是否启用事件规则
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;     // 规则名称 
			public uint dwEventType;              // 交通事件检测类型 TRAFFIC_AID_TYPE
			public NET_VCA_SIZE_FILTER struSizeFilter;           // 尺寸过滤器
			public NET_VCA_POLYGON struPolygon;              // 规则区域
			public NET_DVR_AID_PARAM struAIDParam;             // 事件参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;// 布防时间段
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;            //处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_IVMS_IP_CHANNEL, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan; //报警触发的录象通道：1表示触发该通道；0表示不触发
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;               //保留
		}

		//交通事件规则(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_RULECFG_V41
		{
			public uint dwSize;                     // 结构体大小 
			public byte byPicProType;               // 报警时图片处理方式 0-不处理 非0-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                  // 保留字节
			public NET_DVR_JPEGPARA struPictureParam;   // 图片规格结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_AID_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_AID_RULE_V41[] struAIDRule;  //规则数组
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                //保留
		}

		//交通统计参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_TPS_RULE
		{
			public byte byEnable;                   //是否使能车道交通规则参数
			public byte byLaneID;                   //车道ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwCalcType;                 //统计参数类型ITS_TPS_TYPE
			public NET_VCA_SIZE_FILTER struSizeFilter; //尺寸过滤器 
			public NET_VCA_POLYGON struVitrualLoop;    //虚拟线圈
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;  //处理方式,一般为处理是否上传中心，其他功能不需要
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                         //保留字节
		}

		//交通参数统计规则配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_RULECFG
		{
			public uint dwSize;              // 结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TPS_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_TPS_RULE[] struOneTpsRule; // 下标对应交通参数ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;         // 保留字节
		}

		//交通统计参数结构体(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_TPS_RULE_V41
		{
			public byte byEnable;                     //是否使能车道交通规则参数
			public byte byLaneID;                     //车道ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                    //保留
			public uint dwCalcType;                   // 统计参数类型ITS_TPS_TYPE
			public NET_VCA_SIZE_FILTER struSizeFilter;  //尺寸过滤器 
			public NET_VCA_POLYGON struVitrualLoop; //虚拟线圈
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;     //处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                   // 保留字节
		}

		//交通参数统计规则配置结构体(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_RULECFG_V41
		{
			public uint dwSize;         // 结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TPS_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_TPS_RULE_V41[] struOneTpsRule; // 下标对应交通参数ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     // 保留
		}

		//实时信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_PARAM
		{
			public byte byStart;          // 开始码
			public byte byCMD;         // 命令号，01-进入指令，02-离开指令，03-拥堵状态指令(为03时，只有byLaneState和byQueueLen有效)，04-多线圈状态（为04时，wLoopState和wStateMask有效，表示byLane车道上多个线圈的过车状态）
			public ushort wSpaceHeadway;        //车头间距，以米来计算
			public ushort wDeviceID;      // 设备ID
			public ushort wDataLen;       // 数据长度
			public byte byLane;         // 对应车道号
			public byte bySpeed;        // 对应车速（KM/H）
			public byte byLaneState;     // 车道状态；0-无状态，1-畅通，2-拥挤，3-堵塞
			public byte byQueueLen;       // 堵塞状态下排队长度（比如50米）
			public ushort wLoopState;         //线圈状态，第几位表示几号线圈状态，线圈编号从镜头由近到远依次增大。状态1-到达，0-离开
			public ushort wStateMask;         //线圈状态掩码，掩码位为1对应wLoopState状态位有效，为0表示无效
			public uint dwDownwardFlow;     //当前车道 从上到下车流量
			public uint dwUpwardFlow;       //当前车道 从下到上车流量
			public byte byJamLevel;         //拥堵等级，当byLaneState为3时有效，1-轻度，2-中度，3-重度
			public byte byVehicleDirection; //0-未知，1-由上而下，2-由下而上
			public byte byJamFlow;          //拥堵新增流量，每新增一辆车就上报一次累计车辆的信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;        //保留
			public ushort wTimeHeadway;        // 车头时距，以秒计算
		}

		//TPS实时过车数据上传
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_REAL_TIME_INFO
		{
			public uint dwSize;          // 结构体大小
			public uint dwChan;//通道号
			public NET_DVR_TIME_V30 struTime;    //检测时间
			public NET_DVR_TPS_PARAM struTPSRealTimeInfo;// 交通参数统计信息
			public IntPtr pAddInfoBuffer;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			/*附加信息标识（即是否有NET_DVR_TPS_ADDINFO结构体）,0-无附加信息, 1-有附加信息。*/
			public byte byAddInfoFlag;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      // 保留
		}

		//交通事件信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_INFO
		{
			public byte byRuleID;   // 规则序号，为规则配置结构下标，0-16
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName; //  规则名称
			public uint dwAIDType;  // 报警事件类型
			public NET_DVR_DIRECTION struDirect; // 报警指向区域  
			public byte bySpeedLimit; //限速值，单位km/h[0,255]
			public byte byCurrentSpeed; //当前速度值，单位km/h[0,255]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 38, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;  // 保留字节 
		}

		//交通事件报警 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_ALARM
		{
			public uint dwSize;         // 结构长度
			public uint dwRelativeTime; // 相对时标
			public uint dwAbsTime;      // 绝对时标
			public NET_VCA_DEV_INFO struDevInfo;    // 前端设备信息
			public NET_DVR_AID_INFO struAIDInfo;    // 交通事件信息
			public uint dwPicDataLen;   // 返回图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据
			public IntPtr pImage;        // 指向图片的指针
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      // 保留字节  
		}

		//车道队列结构体 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LANE_QUEUE
		{
			public NET_VCA_POINT struHead;       //队列头
			public NET_VCA_POINT struTail;       //队列尾
			public uint dwLength;      //实际队列长度 单位为米 [0-500]
		}

		public enum TRAFFIC_DATA_VARY_TYPE
		{
			NO_VARY,         //无变化 
			VEHICLE_ENTER,   //车辆进入虚拟线圈
			VEHICLE_LEAVE,   //车辆离开虚拟线圈 
			UEUE_VARY        //队列变化             
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LANE_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;  //车道规则名称 
			public byte byRuleID;              //规则序号，为规则配置结构下标，0-7 
			public byte byVaryType;            //车道交通参数变化类型 参照 TRAFFIC_DATA_VARY_TYPE
			public byte byLaneType;            //车道上行或下行
			public byte byRes1;
			public uint dwLaneVolume;         //车道流量 ，统计有多少车子通过
			public uint dwLaneVelocity;        //车道速度，公里计算
			public uint dwTimeHeadway;         //车头时距，以秒计算
			public uint dwSpaceHeadway;        //车头间距，以米来计算
			public float fSpaceOccupyRation;    //车道占有率，百分比计算（空间上)
			public NET_DVR_LANE_QUEUE struLaneQueue;    //车道队列长度
			public NET_VCA_POINT struRuleLocation; //线圈规则的中心点位置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_INFO
		{
			public uint dwLanNum;   // 交通参数的车道数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TPS_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_LANE_PARAM[] struLaneParam;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_ALARM
		{
			public uint dwSize;          //结构体大小
			public uint dwRelativeTime;  //相对时标
			public uint dwAbsTime;       //绝对时标
			public NET_VCA_DEV_INFO struDevInfo;     //前端设备信息
			public NET_DVR_TPS_INFO struTPSInfo;     //交通事件信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;      //保留字节
		}

		public enum TRAFFIC_DATA_VARY_TYPE_EX_ENUM
		{
			ENUM_TRAFFIC_VARY_NO = 0x00,   //无变化
			ENUM_TRAFFIC_VARY_VEHICLE_ENTER = 0x01,   //车辆进入虚拟线圈
			ENUM_TRAFFIC_VARY_VEHICLE_LEAVE = 0x02,   //车辆离开虚拟线圈
			ENUM_TRAFFIC_VARY_QUEUE = 0x04,   //队列变化
			ENUM_TRAFFIC_VARY_STATISTIC = 0x08,   //统计数据变化（每分钟变化一次包括平均速度，车道空间/时间占有率，交通状态）        
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LANE_PARAM_V41
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName; // 车道规则名称
			public byte byRuleID;             // 规则序号，为规则配置结构下标，0-7 
			public byte byLaneType;          // 车道上行或下行
			public byte byTrafficState;       // 车道的交通状态，0-无效，1-畅通，2-拥挤，3-堵塞
			public byte byRes1;               // 保留
			public uint dwVaryType;           // 车道交通参数变化类型参照  TRAFFIC_DATA_VARY_TYPE_EX_ENUM，按位区分
			public uint dwTpsType;            // 数据变化类型标志，表示当前上传的统计参数中，哪些数据有效，参照ITS_TPS_TYPE,按位区分
			public uint dwLaneVolume;        // 车道流量，统计有多少车子通过
			public uint dwLaneVelocity;       // 车道速度，公里计算
			public uint dwTimeHeadway;       // 车头时距，以秒计算
			public uint dwSpaceHeadway;       // 车头间距，以米来计算
			public float fSpaceOccupyRation;   // 车道占有率，百分比计算（空间上)
			public float fTimeOccupyRation;    // 时间占有率，百分比计算
			public uint dwLightVehicle;       // 小型车数量
			public uint dwMidVehicle;         // 中型车数量
			public uint dwHeavyVehicle;       // 重型车数量
			public NET_DVR_LANE_QUEUE struLaneQueue;        // 车道队列长度
			public NET_VCA_POINT struRuleLocation;     // 规则位置虚拟线圈的中心
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           // 保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_INFO_V41
		{
			public uint dwLanNum;          // 交通参数的车道数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TPS_RULE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_LANE_PARAM_V41[] struLaneParam;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;         //保留
		}

		//人脸规则配置 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FACEDETECT_RULECFG
		{
			public uint dwSize;              // 结构体大小
			public byte byEnable;            // 是否启用
			public byte byEventType;            //警戒事件类型， 0-异常人脸; 1-正常人脸;2-异常人脸&正常人脸;
			public byte byUpLastAlarm;       //2011-04-06 是否先上传最近一次的报警
			public byte byUpFacePic; //是否上传人脸子图，0-否，1-是	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;
			public NET_VCA_POLYGON struVcaPolygon;    // 人脸检测规则区域
			public byte byPicProType;   //报警时图片处理方式 0-不处理 非0-上传
			public byte bySensitivity;   // 规则灵敏度
			public ushort wDuration;      // 触发人脸报警时间阈值
			public NET_DVR_JPEGPARA struPictureParam;       //图片规格结构
			public NET_VCA_SIZE_FILTER struSizeFilter;         //尺寸过滤器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;    //处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;          //报警触发的录象通道,为1表示触发该通道
			public byte byPicRecordEnable;  /*2012-3-1是否启用图片存储, 0-不启用, 1-启用*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 39, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;         //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FACE_PIPCFG
		{
			public byte byEnable; //是否开启画中画
			public byte byBackChannel; //背景通道号（面板通道）
			public byte byPosition; //叠加位置，0-左上,1-左下,2-右上,3-右下
			public byte byPIPDiv; //分屏系数(人脸画面:面板画面)，0-1:4,1-1:9,2-1:16
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FACEDETECT_RULECFG_V41
		{
			public uint dwSize;              // 结构体大小
			public byte byEnable;            // 是否启用
			public byte byEventType;            //警戒事件类型， 0-异常人脸; 1-正常人脸;2-异常人脸&正常人脸;
			public byte byUpLastAlarm;       //2011-04-06 是否先上传最近一次的报警
			public byte byUpFacePic; //是否上传人脸子图，0-否，1-是	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;
			public NET_VCA_POLYGON struVcaPolygon;    // 人脸检测规则区域
			public byte byPicProType;   //报警时图片处理方式 0-不处理 非0-上传
			public byte bySensitivity;   // 规则灵敏度
			public ushort wDuration;      // 触发人脸报警时间阈值
			public NET_DVR_JPEGPARA struPictureParam;       //图片规格结构
			public NET_VCA_SIZE_FILTER struSizeFilter;         //尺寸过滤器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;    //处理方式 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;          //报警触发的录象通道,为1表示触发该通道
			public byte byPicRecordEnable;  /*2012-10-22是否启用图片存储, 0-不启用, 1-启用*/
			public byte byRes1;
			public ushort wAlarmDelay; //2012-10-22智能报警延时，0-5s,1-10,2-30s,3-60s,4-120s,5-300s,6-600s
			public NET_DVR_FACE_PIPCFG struFacePIP; //2012-11-7画中画参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 28, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;         //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FACEDETECT_ALARM
		{
			public uint dwSize;             // 结构大小
			public uint dwRelativeTime; // 相对时标
			public uint dwAbsTime;          // 绝对时标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;   // 规则名称
			public NET_VCA_TARGET_INFO struTargetInfo;  //报警目标信息
			public NET_VCA_DEV_INFO struDevInfo;        //前端设备信息
			public uint dwPicDataLen;                       //返回图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据*/
			public byte byAlarmPicType;         // 0-异常人脸报警图片 1- 人脸图片,2-多张人脸 
			public byte byPanelChan;        /*2012-3-1人脸通道关联的面板通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwFacePicDataLen;           //人脸图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 48, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              // 保留字节
			public IntPtr pFaceImage; //指向人脸图指针
			public IntPtr pImage;                           //指向图片的指针
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_PARAM_UNION
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.U4)]
			public uint[] uLen;         // 联合体大小为12字节
			public uint dwHumanIn;      //有无人接近 0 - 无人 1- 有人  
			public float fCrowdDensity;  // 人员聚集值
		}

		//目前只有有人无人事件和人员聚集事件实时报警上传
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_INFO
		{
			public byte byRuleID;               // Rule ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRuleName;   // 规则名称
			public uint dwEventType;            // 参照VCA_EVENT_TYPE
			public NET_DVR_EVENT_PARAM_UNION uEventParam;  // 
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_INFO_LIST
		{
			public byte byNum;      // 事件实时信息个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;           // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_EVENT_INFO[] struEventInfo;  // 事际实时信息
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RULE_INFO_ALARM
		{
			public uint dwSize;             // 结构体大小
			public uint dwRelativeTime;     // 相对时标
			public uint dwAbsTime;          // 绝对时标
			public NET_VCA_DEV_INFO struDevInfo;        // 前端设备信息
			public NET_DVR_EVENT_INFO_LIST struEventInfoList;   //事件信息列表
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           // 保留字节
		}

		//单条场景时间段
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_SCENE_TIME
		{
			public byte byActive;                     //0 -无效,1–有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                    //保留
			public uint dwSceneID;                    //场景ID
			public NET_DVR_SCHEDTIME struEffectiveTime;   //场景起效时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;                   //保留
		}

		//场景起效时间段配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCENE_TIME_CFG
		{
			public uint dwSize;                                               //结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SCENE_TIMESEG_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_SCENE_TIME[] struSceneTime; //场景时间段数组
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                                            //保留
		}

		//单条场景配置信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_SCENE_CFG
		{
			public byte byEnable;                 //是否启用该场景,0-不启用 1- 启用
			public byte byDirection;              //监测方向 1-上行，2-下行，3-双向，4-由东向西，5-由南向北，6-由西向东，7-由北向南，8-其它
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;                //保留
			public uint dwSceneID;                //场景ID(只读), 0 - 表示该场景无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] bySceneName;    //场景名称
			public NET_DVR_PTZPOS struPtzPos;       //ptz 坐标
			public uint dwTrackTime;              //球机跟踪时间[5,300] 秒，TFS(交通取证)模式下有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;               //保留
		}

		//场景配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCENE_CFG
		{
			public uint dwSize;                                          //结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ITS_SCENE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_SCENE_CFG[] struSceneCfg; //场景配置信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                                      //保留
		}

		//多场景操作条件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCENE_COND
		{
			public uint dwSize;       //结构大小
			public Int32 lChannel;     //通道号
			public uint dwSceneID;    //场景ID, 0-表示该场景无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 48, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;    //保留
		}

		//取证方式
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FORENSICS_MODE
		{
			public uint dwSize;      //结构大小
			public byte byMode;      // 0-手动取证 ,1-自动取证
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   //保留
		}

		//报警场景信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCENE_INFO
		{
			public uint dwSceneID;              //场景ID, 0 - 表示该场景无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] bySceneName;  //场景名称
			public byte byDirection;            //监测方向 1-上行，2-下行，3-双向，4-由东向西，5-由南向北，6-由西向东，7-由北向南，8-其它
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;              //保留
			public NET_DVR_PTZPOS struPtzPos;             //Ptz 坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;            //保留
		}

		//交通事件报警(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AID_ALARM_V41
		{
			public uint dwSize;              //结构长度
			public uint dwRelativeTime;     //相对时标
			public uint dwAbsTime;          //绝对时标
			public NET_VCA_DEV_INFO struDevInfo;            //前端设备信息
			public NET_DVR_AID_INFO struAIDInfo;         //交通事件信息
			public NET_DVR_SCENE_INFO struSceneInfo;       //场景信息
			public uint dwPicDataLen;        //图片长度
			public IntPtr pImage;           //指向图片的指针
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //保留
		}

		//交通统计信息报警(扩展)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TPS_ALARM_V41
		{
			public uint dwSize;          // 结构体大小
			public uint dwRelativeTime;  // 相对时标
			public uint dwAbsTime;       // 绝对时标
			public NET_VCA_DEV_INFO struDevInfo;     // 前端设备信息
			public NET_DVR_TPS_INFO_V41 struTPSInfo;     // 交通参数统计信息 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      // 保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VCA_VERSION
		{
			public ushort wMajorVersion;        // 主版本号
			public ushort wMinorVersion;        // 次版本号
			public ushort wRevisionNumber;  // 修正号
			public ushort wBuildNumber;     // 编译号
			public ushort wVersionYear;     //	版本日期-年
			public byte byVersionMonth;     //	版本日期-月
			public byte byVersionDay;       //	版本日期-日
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            // 保留字节
		}
		/*******************************智能交通事件 end*****************************************/

		/******************************车牌识别 begin******************************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATE_PARAM
		{
			public byte byPlateRecoMode;    //车牌识别的模式,默认为1(视频触发模式)
			public byte byBelive;   /*整牌置信度阈值, 只用于视频识别方式, 根据背景复杂程度设置, 误触发率高就设高, 漏车率高就设低, 
                                     * 建议在80-90范围内*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 22, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATECFG
		{
			public uint dwSize;
			public uint dwEnable;                          /* 是否启用视频车牌识别 0－否 1－是 */
			public byte byPicProType;   //报警时图片处理方式 0-不处理 非0-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  // 保留字节
			public NET_DVR_JPEGPARA struPictureParam;       //图片规格结构
			public NET_DVR_PLATE_PARAM struPlateParam;   // 车牌识别参数配置
			public NET_DVR_HANDLEEXCEPTION struHandleType;     /* 处理方式 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;        //报警触发的录象通道,为1表示触发该通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   // 保留字节
		}

		//车牌识别结果子结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATE_INFO
		{
			public byte byPlateType; //车牌类型
			public byte byColor; //车牌颜色
			public byte byBright; //车牌亮度
			public byte byLicenseLen;   //车牌字符个数
			public byte byEntireBelieve;//整个车牌的置信度，0-100
			public byte byRegion;                       // 区域索引值 0-保留，1-欧洲(EU)，2-俄语区域(ER)，3-欧洲&俄罗斯(EU&CIS) ,4-中东(ME),0xff-所有
			public byte byCountry;                      // 国家索引值，参照枚举COUNTRY_INDEX（不支持"COUNTRY_ALL = 0xff, //ALL  全部"）
			public byte byArea;                         //区域（省份），各国家内部区域枚举，阿联酋参照 EMI_AREA
			public byte byPlateSize;                    //车牌尺寸，0~未知，1~long, 2~short(中东车牌使用)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                       //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CATEGORY_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPlateCategory;//车牌附加信息, 即中东车牌中车牌号码旁边的小字信息，(目前只有中东地区支持)
			public uint dwXmlLen;                        //XML报警信息长度
			public IntPtr pXmlBuf;                      // XML报警信息指针,报警类型为 COMM_ITS_PLATE_RESUL时有效，其XML对应到EventNotificationAlert XML Block
			public NET_VCA_RECT struPlateRect;  //车牌位置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LICENSE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLicense; //车牌号码 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LICENSE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byBelieve; //各个识别字符的置信度，如检测到车牌"浙A12345", 置信度为,20,30,40,50,60,70，则表示"浙"字正确的可能性只有%，"A"字的正确的可能性是%
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATERECO_RESULE
		{
			public uint dwSize;
			public uint dwRelativeTime; //相对时标
			public uint dwAbsTime;  //绝对时标
			public NET_VCA_DEV_INFO struDevInfo; // 前段设备信息
			public NET_DVR_PLATE_INFO struPlateInfo;
			public uint dwPicDataLen;   //返回图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;    //保留，设置为0
			public IntPtr pImage;   //指向图片的指针
		}
		/******************************车牌识别 end******************************************/

		/******************************抓拍机*******************************************/
		//IO输入配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IO_INCFG
		{
			public uint dwSize;
			public byte byIoInStatus;//输入的IO口状态，0-下降沿，1-上升沿，2-上升沿和下降沿，3-高电平，4-低电平
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留字节
		}

		//IO输出配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IO_OUTCFG
		{
			public uint dwSize;
			public byte byDefaultStatus;//IO默认状态：0-低电平，1-高电平 
			public byte byIoOutStatus;//IO起效时状态：0-低电平，1-高电平，2-脉冲
			public ushort wAheadTime;//输出IO提前时间，单位us
			public uint dwTimePluse;//脉冲间隔时间，单位us
			public uint dwTimeDelay;//IO有效持续时间，单位us
			public byte byFreqMulti;        //倍频，数值范围[1,15]
			public byte byDutyRate;     //占空比，[0,40%]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//闪光灯配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FLASH_OUTCFG
		{
			public uint dwSize;
			public byte byMode;//闪光灯闪烁模式，0-不闪，1-闪，2-关联闪，3-轮闪
			public byte byRelatedIoIn;//闪光灯关联的输入IO号（关联闪时此参数有效）
			public byte byRecognizedLane;  /*关联的IO号，按位表示，bit0表示IO1是否关联，0-不关联，1-关联*/
			public byte byDetectBrightness;/*自动检测亮度使能闪光灯0-不检测；1-检测*/
			public byte byBrightnessThreld;/*使能闪光灯亮度阈值，范围[0,100],高于阈值闪*/
			public byte byStartHour;        //开始时间-小时,取值范围0-23
			public byte byStartMinute;      //开始时间-分,取值范围0-59
			public byte byEndHour;          //结束时间-小时,取值范围0-23
			public byte byEndMinute;        //结束时间-分,取值范围0-59
			public byte byFlashLightEnable; //设置闪光灯时间使能:0-关;1-开
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//红绿灯功能（2个IO输入一组）
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LIGHTSNAPCFG
		{
			public uint dwSize;
			public byte byLightIoIn;//红绿灯的IO 号
			public byte byTrigIoIn;//触发的IO号
			public byte byRelatedDriveWay;//触发IO关联的车道号
			public byte byTrafficLight; //0-高电平红灯，低电平绿灯；1-高电平绿灯，低电平红灯
			public byte bySnapTimes1; //红灯抓拍次数1，0-不抓拍，非0-连拍次数，最大5次 
			public byte bySnapTimes2; //绿灯抓拍次数2，0-不抓拍，非0-连拍次数，最大5次 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTERVAL_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wIntervalTime1;//红灯连拍间隔时间，ms
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTERVAL_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wIntervalTime2;//绿灯连拍间隔时间，ms
			public byte byRecord;//闯红灯周期录像标志，0-不录像，1-录像
			public byte bySessionTimeout;//闯红灯周期录像超时时间（秒）
			public byte byPreRecordTime;//闯红灯录像片段预录时间(秒)
			public byte byVideoDelay;//闯红灯录像片段延时时间（秒）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留字节
		}

		//测速功能(2个IO输入一组）
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MEASURESPEEDCFG
		{
			public uint dwSize;
			public byte byTrigIo1;   //测速第1线圈
			public byte byTrigIo2;   //测速第2线圈
			public byte byRelatedDriveWay;//触发IO关联的车道号
			public byte byTestSpeedTimeOut;//测速模式超时时间，单位s
			public uint dwDistance;//线圈距离,cm
			public byte byCapSpeed;//测速模式起拍速度，单位km/h
			public byte bySpeedLimit;//限速值，单位km/h
			public byte bySnapTimes1; //线圈1抓拍次数，0-不抓拍，非0-连拍次数，最大5次 
			public byte bySnapTimes2; //线圈2抓拍次数，0-不抓拍，非0-连拍次数，最大5次 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTERVAL_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wIntervalTime1;//线圈1连拍间隔时间，ms
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTERVAL_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wIntervalTime2;//线圈2连拍间隔时间，ms
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留字节
		}

		//视频参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOEFFECT
		{
			public byte byBrightnessLevel; /*0-100*/
			public byte byContrastLevel; /*0-100*/
			public byte bySharpnessLevel; /*0-100*/
			public byte bySaturationLevel; /*0-100*/
			public byte byHueLevel; /*0-100,（保留）*/
			public byte byEnableFunc; //使能，按位表示，bit0-SMART IR(防过曝)，bit1-低照度,bit2-强光抑制使能，0-否，1-是
			public byte byLightInhibitLevel; //强光抑制等级，[1-3]表示等级
			public byte byGrayLevel; //灰度值域，0-[0-255]，1-[16-235]
		}

		//增益配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_GAIN
		{
			public byte byGainLevel; /*增益：0-100*/
			public byte byGainUserSet; /*用户自定义增益；0-100，对于抓拍机，是CCD模式下的抓拍增益*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwMaxGainValue;/*最大增益值，单位dB*/
		}

		//白平衡配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WHITEBALANCE
		{
			public byte byWhiteBalanceMode; /*0-手动白平衡（MWB）,1-自动白平衡1（AWB1）,2-自动白平衡2 (AWB2),3-自动控制改名为锁定白平衡(Locked WB)，
	                         4-室外(Indoor)，5-室内(Outdoor)6-日光灯(Fluorescent Lamp)，7-钠灯(Sodium Lamp)，
	                         8-自动跟踪(Auto-Track)9-一次白平衡(One Push)，10-室外自动(Auto-Outdoor)，
	                         11-钠灯自动 (Auto-Sodiumlight)，12-水银灯(Mercury Lamp)，13-自动白平衡(Auto)，
	                         14-白炽灯 (IncandescentLamp)，15-暖光灯(Warm Light Lamp)，16-自然光(Natural Light) */
			public byte byWhiteBalanceModeRGain; /*手动白平衡时有效，手动白平衡 R增益*/
			public byte byWhiteBalanceModeBGain; /*手动白平衡时有效，手动白平衡 B增益*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//曝光控制
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EXPOSURE
		{
			public byte byExposureMode; /*0 手动曝光 1自动曝光*/
			public byte byAutoApertureLevel; /* 自动光圈灵敏度, 0-10 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwVideoExposureSet; /* 自定义视频曝光时间（单位us）*//*注:自动曝光时该值为曝光最慢值 新增20-1s(1000000us)*/
			public uint dwExposureUserSet; /* 自定义曝光时间,在抓拍机上应用时，CCD模式时是抓拍快门速度*/
			public uint dwRes;
		}

		//宽动态配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WDR
		{
			public byte byWDREnabled; /*宽动态：0 dsibale  1 enable 2 auto*/
			public byte byWDRLevel1; /*0-F*/
			public byte byWDRLevel2; /*0-F*/
			public byte byWDRContrastLevel; /*0-100*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//日夜转换功能配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DAYNIGHT
		{
			public byte byDayNightFilterType; /*日夜切换：0-白天，1-夜晚，2-自动，3-定时，4-报警输入触发*/
			public byte bySwitchScheduleEnabled; /*0 dsibale  1 enable,(保留)*/
			//定时模式参数
			public byte byBeginTime; /*开始时间（小时），0-23*/
			public byte byEndTime; /*结束时间（小时），0-23*/
			//模式2
			public byte byDayToNightFilterLevel; //0-7
			public byte byNightToDayFilterLevel; //0-7
			public byte byDayNightFilterTime;//(60秒)
																			 //定时模式参数
			public byte byBeginTimeMin; //开始时间（分），0-59
			public byte byBeginTimeSec; //开始时间（秒），0-59
			public byte byEndTimeMin; //结束时间（分），0-59
			public byte byEndTimeSec; //结束时间（秒），0-59
																//报警输入触发模式参数
			public byte byAlarmTrigState; //报警输入触发状态，0-白天，1-夜晚
		}

		//Gamma校正
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_GAMMACORRECT
		{
			public byte byGammaCorrectionEnabled; /*0 dsibale  1 enable*/
			public byte byGammaCorrectionLevel; /*0-100*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//背光补偿配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BACKLIGHT
		{
			public byte byBacklightMode; /*背光补偿:0 off 1 UP、2 DOWN、3 LEFT、4 RIGHT、5MIDDLE、6自定义*/
			public byte byBacklightLevel; /*0x0-0xF*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwPositionX1; //（X坐标1）
			public uint dwPositionY1; //（Y坐标1）
			public uint dwPositionX2; //（X坐标2）
			public uint dwPositionY2; //（Y坐标2）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//数字降噪功能
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NOISEREMOVE
		{
			public byte byDigitalNoiseRemoveEnable; /*0-不启用，1-普通模式数字降噪，2-专家模式数字降噪*/
			public byte byDigitalNoiseRemoveLevel; /*普通模式数字降噪级别：0x0-0xF*/
			public byte bySpectralLevel;       /*专家模式下空域强度：0-100*/
			public byte byTemporalLevel;   /*专家模式下时域强度：0-100*/
			public byte byDigitalNoiseRemove2DEnable;         /* 抓拍帧2D降噪，0-不启用，1-启用 */
			public byte byDigitalNoiseRemove2DLevel;            /* 抓拍帧2D降噪级别，0-100 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//CMOS模式下前端镜头配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CMOSMODECFG
		{
			public byte byCaptureMod;   //抓拍模式：0-抓拍模式1；1-抓拍模式2
			public byte byBrightnessGate;//亮度阈值
			public byte byCaptureGain1;   //抓拍增益1,0-100
			public byte byCaptureGain2;   //抓拍增益2,0-100
			public uint dwCaptureShutterSpeed1;//抓拍快门速度1
			public uint dwCaptureShutterSpeed2;//抓拍快门速度2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//前端参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAMERAPARAMCFG
		{
			public uint dwSize;
			public NET_DVR_VIDEOEFFECT struVideoEffect;/*亮度、对比度、饱和度、锐度、色调配置*/
			public NET_DVR_GAIN struGain;/*自动增益*/
			public NET_DVR_WHITEBALANCE struWhiteBalance;/*白平衡*/
			public NET_DVR_EXPOSURE struExposure; /*曝光控制*/
			public NET_DVR_GAMMACORRECT struGammaCorrect;/*Gamma校正*/
			public NET_DVR_WDR struWdr;/*宽动态*/
			public NET_DVR_DAYNIGHT struDayNight;/*日夜转换*/
			public NET_DVR_BACKLIGHT struBackLight;/*背光补偿*/
			public NET_DVR_NOISEREMOVE struNoiseRemove;/*数字降噪*/
			public byte byPowerLineFrequencyMode; /*0-50HZ; 1-60HZ*/
			public byte byIrisMode; /*0 自动光圈 1手动光圈*/
			public byte byMirror;  /* 镜像：0 off，1- leftright，2- updown，3-center */
			public byte byDigitalZoom;  /*数字缩放:0 dsibale  1 enable*/
			public byte byDeadPixelDetect;   /*坏点检测,0 dsibale  1 enable*/
			public byte byBlackPwl;/*黑电平补偿 ,  0-255*/
			public byte byEptzGate;// EPTZ开关变量:0-不启用电子云台，1-启用电子云台
			public byte byLocalOutputGate;//本地输出开关变量0-本地输出关闭1-本地BNC输出打开 2-HDMI输出关闭  
																		//20-HDMI_720P50输出开
																		//21-HDMI_720P60输出开
																		//22-HDMI_1080I60输出开
																		//23-HDMI_1080I50输出开
																		//24-HDMI_1080P24输出开
																		//25-HDMI_1080P25输出开
																		//26-HDMI_1080P30输出开
																		//27-HDMI_1080P50输出开
																		//28-HDMI_1080P60输出开
																		//40-SDI_720P50,
																		//41-SDI_720P60,
																		//42-SDI_1080I50,
																		//43-SDI_1080I60,
																		//44-SDI_1080P24,
																		//45-SDI_1080P25,
																		//46-SDI_1080P30,
																		//47-SDI_1080P50,
																		//48-SDI_1080P60
			public byte byCoderOutputMode;//编码器fpga输出模式0直通3像素搬家
			public byte byLineCoding; //是否开启行编码：0-否，1-是
			public byte byDimmerMode; //调光模式：0-半自动，1-自动
			public byte byPaletteMode; //调色板：0-白热，1-黑热，2-调色板2，…，8-调色板8
			public byte byEnhancedMode; //增强方式（探测物体周边）：0-不增强，1-1，2-2，3-3，4-4
			public byte byDynamicContrastEN;    //动态对比度增强 0-1
			public byte byDynamicContrast;    //动态对比度 0-100
			public byte byJPEGQuality;    //JPEG图像质量 0-100
			public NET_DVR_CMOSMODECFG struCmosModeCfg;//CMOS模式下前端参数配置，镜头模式从能力集获取
			public byte byFilterSwitch; //滤波开关：0-不启用，1-启用
			public byte byFocusSpeed; //镜头调焦速度：0-10
			public byte byAutoCompensationInterval; //定时自动快门补偿：1-120，单位：分钟
			public byte bySceneMode;  //场景模式：0-室外，1-室内，2-默认，3-弱光
		}

		//透雾
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEFOGCFG
		{
			public byte byMode; //模式，0-不启用，1-自动模式，2-常开模式
			public byte byLevel; //等级，0-100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//电子防抖
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ELECTRONICSTABILIZATION
		{
			public byte byEnable;//使能 0- 不启用，1- 启用
			public byte byLevel; //等级，0-100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//走廊模式
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CORRIDOR_MODE_CCD
		{
			public byte byEnableCorridorMode; //是否启用走廊模式 0～不启用， 1～启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//SMART IR(防过曝)配置参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SMARTIR_PARAM
		{
			public byte byMode;//0～手动，1～自动
			public byte byIRDistance;//红外距离等级(等级，距离正比例)level:1~100 默认:50（手动模式下增加）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//在byIrisMode 为P-Iris1时生效，配置红外光圈大小等级，配置模式
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PIRIS_PARAM
		{
			public byte byMode;//0-自动，1-手动
			public byte byPIrisAperture;//红外光圈大小等级(等级,光圈大小正比例)level:1~100 默认:50（手动模式下增加）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//前端参数配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAMERAPARAMCFG_EX
		{
			public uint dwSize;
			public NET_DVR_VIDEOEFFECT struVideoEffect;/*亮度、对比度、饱和度、锐度、色调配置*/
			public NET_DVR_GAIN struGain;/*自动增益*/
			public NET_DVR_WHITEBALANCE struWhiteBalance;/*白平衡*/
			public NET_DVR_EXPOSURE struExposure; /*曝光控制*/
			public NET_DVR_GAMMACORRECT struGammaCorrect;/*Gamma校正*/
			public NET_DVR_WDR struWdr;/*宽动态*/
			public NET_DVR_DAYNIGHT struDayNight;/*日夜转换*/
			public NET_DVR_BACKLIGHT struBackLight;/*背光补偿*/
			public NET_DVR_NOISEREMOVE struNoiseRemove;/*数字降噪*/
			public byte byPowerLineFrequencyMode; /*0-50HZ; 1-60HZ*/
			public byte byIrisMode; /*0-自动光圈 1-手动光圈, 2-P-Iris1*/
			public byte byMirror;  /* 镜像：0 off，1- leftright，2- updown，3-center */
			public byte byDigitalZoom;  /*数字缩放:0 dsibale  1 enable*/
			public byte byDeadPixelDetect;   /*坏点检测,0 dsibale  1 enable*/
			public byte byBlackPwl;/*黑电平补偿 ,  0-255*/
			public byte byEptzGate;// EPTZ开关变量:0-不启用电子云台，1-启用电子云台
			public byte byLocalOutputGate;//本地输出开关变量0-本地输出关闭1-本地BNC输出打开 2-HDMI输出关闭  
																		//20-HDMI_720P50输出开
																		//21-HDMI_720P60输出开
																		//22-HDMI_1080I60输出开
																		//23-HDMI_1080I50输出开
																		//24-HDMI_1080P24输出开
																		//25-HDMI_1080P25输出开
																		//26-HDMI_1080P30输出开
																		//27-HDMI_1080P50输出开
																		//28-HDMI_1080P60输出开
			public byte byCoderOutputMode;//编码器fpga输出模式0直通3像素搬家
			public byte byLineCoding; //是否开启行编码：0-否，1-是
			public byte byDimmerMode; //调光模式：0-半自动，1-自动
			public byte byPaletteMode; //调色板：0-白热，1-黑热，2-调色板2，…，8-调色板8
			public byte byEnhancedMode; //增强方式（探测物体周边）：0-不增强，1-1，2-2，3-3，4-4
			public byte byDynamicContrastEN;    //动态对比度增强 0-1
			public byte byDynamicContrast;    //动态对比度 0-100
			public byte byJPEGQuality;    //JPEG图像质量 0-100
			public NET_DVR_CMOSMODECFG struCmosModeCfg;//CMOS模式下前端参数配置，镜头模式从能力集获取
			public byte byFilterSwitch; //滤波开关：0-不启用，1-启用
			public byte byFocusSpeed; //镜头调焦速度：0-10
			public byte byAutoCompensationInterval; //定时自动快门补偿：1-120，单位：分钟
			public byte bySceneMode;  //场景模式：0-室外，1-室内，2-默认，3-弱光
			public NET_DVR_DEFOGCFG struDefogCfg;//透雾参数
			public NET_DVR_ELECTRONICSTABILIZATION struElectronicStabilization;//电子防抖
			public NET_DVR_CORRIDOR_MODE_CCD struCorridorMode;//走廊模式
			public byte byExposureSegmentEnable; //0~不启用,1~启用  曝光时间和增益呈阶梯状调整，比如曝光往上调整时，先提高曝光时间到中间值，然后提高增益到中间值，再提高曝光到最大值，最后提高增益到最大值
			public byte byBrightCompensate;//亮度增强 [0~100]

			/*0-关闭、1-640*480@25fps、2-640*480@30ps、3-704*576@25fps、4-704*480@30fps、5-1280*720@25fps、6-1280*720@30fps、
			 * 7-1280*720@50fps、8-1280*720@60fps、9-1280*960@15fps、10-1280*960@25fps、11-1280*960@30fps、
			 * 12-1280*1024@25fps、13--1280*1024@30fps、14-1600*900@15fps、15-1600*1200@15fps、16-1920*1080@15fps、
			 * 17-1920*1080@25fps、18-1920*1080@30fps、19-1920*1080@50fps、20-1920*1080@60fps、21-2048*1536@15fps、22-2048*1536@20fps、
			 * 23-2048*1536@24fps、24-2048*1536@25fps、25-2048*1536@30fps、26-2560*2048@25fps、27-2560*2048@30fps、
			 * 28-2560*1920@7.5fps、29-3072*2048@25fps、30-3072*2048@30fps、31-2048*1536@12.5、32-2560*1920@6.25、
			 * 33-1600*1200@25、34-1600*1200@30、35-1600*1200@12.5、36-1600*900@12.5、37-1600@900@15、38-800*600@25、39-800*600@30*/
			public byte byCaptureModeN; //视频输入模式（N制）
			public byte byCaptureModeP; //视频输入模式（P制）
			public NET_DVR_SMARTIR_PARAM struSmartIRParam; //红外放过爆配置信息
			public NET_DVR_PIRIS_PARAM struPIrisParam;//PIris配置信息对应byIrisMode字段从2-PIris1开始生效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 296, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		//车牌颜色
		public enum VCA_PLATE_COLOR
		{
			VCA_BLUE_PLATE = 0,//蓝色车牌
			VCA_YELLOW_PLATE,//黄色车牌
			VCA_WHITE_PLATE,//白色车牌
			VCA_BLACK_PLATE,//黑色车牌
			VCA_GREEN_PLATE //绿色车牌
		}

		//车牌类型
		public enum VCA_PLATE_TYPE
		{
			VCA_STANDARD92_PLATE = 0,//标准民用车与军车
			VCA_STANDARD02_PLATE,//02式民用车牌 
			VCA_WJPOLICE_PLATE,//武警车 
			VCA_JINGCHE_PLATE,//警车
			STANDARD92_BACK_PLATE,//民用车双行尾牌
			VCA_SHIGUAN_PLATE,          //使馆车牌
			VCA_NONGYONG_PLATE,         //农用车
			VCA_MOTO_PLATE              //摩托车
		}

		public enum VLR_VEHICLE_CLASS
		{
			VLR_OTHER = 0,   //其它
			VLR_VOLKSWAGEN = 1,    //大众
			VLR_BUICK = 2,  //别克
			VLR_BMW = 3,   //宝马
			VLR_HONDA = 4,   //本田
			VLR_PEUGEOT = 5,   //标致
			VLR_TOYOTA = 6,   //丰田
			VLR_FORD = 7,  //福特
			VLR_NISSAN = 8,  //日产
			VLR_AUDI = 9,  //奥迪
			VLR_MAZDA = 10,  //马自达
			VLR_CHEVROLET = 11,   //雪佛兰
			VLR_CITROEN = 12,  //雪铁龙
			VLR_HYUNDAI = 13,   //现代
			VLR_CHERY = 14   //奇瑞
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VEHICLE_INFO
		{
			public uint dwIndex;
			public byte byVehicleType;
			public byte byColorDepth;
			public byte byColor;
			public byte byRadarState;
			public ushort wSpeed;
			public ushort wLength;
			public byte byIllegalType;
			public byte byVehicleLogoRecog; //参考枚举类型 VLR_VEHICLE_CLASS
			public byte byVehicleSubLogoRecog; //车辆品牌子类型识别；参考VSB_VOLKSWAGEN_CLASS等子类型枚举。
			public byte byVehicleModel; //车辆子品牌年款，0-未知，参考"车辆子品牌年款.xlsx"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byCustomInfo;  //自定义信息
			public ushort wVehicleLogoRecog;  //车辆主品牌，参考"车辆主品牌.xlsx" (该字段兼容byVehicleLogoRecog);
			public byte byIsParking;//是否停车 0-无效，1-停车，2-未停车
			public byte byRes;//保留字节
			public uint dwParkingTime; //停车时间，单位：s
			public byte byBelieve; //byIllegalType置信度，1-100
			public byte byCurrentWorkerNumber;//当前作业人数
			public byte byCurrentGoodsLoadingRate;//当前货物装载率 0-空 1-少 2-中 3-多 4-满
			public byte byDoorsStatus;//车门状态 0-车门关闭 1-车门开启
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;

			public void Init()
			{
				byCustomInfo = new byte[16];
				byRes3 = new byte[4];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATE_RESULT
		{
			public uint dwSize;
			public byte byResultType;
			public byte byChanIndex;
			public ushort wAlarmRecordID;   //报警录像ID(用于查询录像，仅当byResultType为2时有效)
			public uint dwRelativeTime;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byAbsTime;
			public uint dwPicLen;
			public uint dwPicPlateLen;
			public uint dwVideoLen;
			public byte byTrafficLight;
			public byte byPicNum;
			public byte byDriveChan;
			public byte byVehicleType; //0- 未知，1- 客车，2- 货车，3- 轿车，4- 面包车，5- 小货车
			public uint dwBinPicLen;
			public uint dwCarPicLen;
			public uint dwFarCarPicLen;
			public IntPtr pBuffer3;
			public IntPtr pBuffer4;
			public IntPtr pBuffer5;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			public NET_DVR_PLATE_INFO struPlateInfo;
			public NET_DVR_VEHICLE_INFO struVehicleInfo;
			public IntPtr pBuffer1;
			public IntPtr pBuffer2;

			public void Init()
			{
				byAbsTime = new byte[32];
				byRes3 = new byte[8];
			}
		}

		//图像叠加信息配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IMAGEOVERLAYCFG
		{
			public uint dwSize;
			public byte byOverlayInfo;//叠加使能开关，0-不叠加，1-叠加
			public byte byOverlayMonitorInfo;//是否叠加监测点信息，0-不叠加，1-叠加
			public byte byOverlayTime;//是否叠加时间，0-不叠加，1-叠加
			public byte byOverlaySpeed;//是否叠加速度，0-不叠加，1-叠加
			public byte byOverlaySpeeding;//是否叠加超速比例，0-不叠加，1-叠加
			public byte byOverlayLimitFlag;//是否叠加限速标志，0-不叠加，1-叠加
			public byte byOverlayPlate;//是否叠加车牌号，0-不叠加，1-叠加
			public byte byOverlayColor;//是否叠加车身颜色，0-不叠加，1-叠加
			public byte byOverlayLength;//是否叠加车长，0-不叠加，1-叠加
			public byte byOverlayType;//是否叠加车型，0-不叠加，1-叠加
			public byte byOverlayColorDepth;//是否叠加车身颜色深浅，0-不叠加，1-叠加
			public byte byOverlayDriveChan;//是否叠加车道，0-不叠加，1-叠加
			public byte byOverlayMilliSec; //叠加毫秒信息 0-不叠加，1-叠加
			public byte byOverlayIllegalInfo; //叠加违章信息 0-不叠加，1-叠加
			public byte byOverlayRedOnTime;  //叠加红灯已亮时间 0-不叠加，1-叠加
			public byte byFarAddPlateJpeg;      //远景图是否叠加车牌截图,0-不叠加,1-叠加
			public byte byNearAddPlateJpeg;      //近景图是否叠加车牌截图,0-不叠加,1-叠加
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitorInfo1;    //监测点信息1
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitorInfo2; //检测点信息2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 52, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNAPCFG
		{
			public uint dwSize;
			public byte byRelatedDriveWay;
			public byte bySnapTimes;
			public ushort wSnapWaitTime;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTERVAL_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wIntervalTime;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		public enum ITC_MAINMODE_ABILITY
		{
			ITC_MODE_UNKNOW = 0x0,   //无
			ITC_POST_MODE = 0x1,  //卡口模式
			ITC_EPOLICE_MODE = 0x2,  //电警模式
			ITC_POSTEPOLICE_MODE = 0x4  //卡式电警模式
		}

		public enum ITC_RECOG_REGION_TYPE
		{
			ITC_REGION_RECT = 0x0,   //矩形
			ITC_REGION_POLYGON = 0x1,  //多边形
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNAP_ABILITY
		{
			public uint dwSize;
			public byte byIoInNum;//IO输入口数
			public byte byIoOutNum;//IO输出口数
			public byte bySingleSnapNum;//单IO触发组数
			public byte byLightModeArrayNum;//红绿灯模式组数
			public byte byMeasureModeArrayNum;//测速模式组数
			public byte byPlateEnable; //车牌识别能力
			public byte byLensMode;//镜头模式0-CCD,1-CMOS
			public byte byPreTriggerSupport; //是否支持原触发模式，0-支持，1-不支持
			public uint dwAbilityType; //支持的触发模式能力，按位表示，定义见ITC_MAINMODE_ABILITY
			public byte byIoSpeedGroup; //支持的IO测速组数
			public byte byIoLightGroup; //支持的IO红绿灯组数
			public byte byRecogRegionType; //牌识区域支持的类型，详见定义ITC_RECOG_REGION_TYPE
			public byte bySupport; //设备能力，按位表示，0-不支持，1-支持
														 // bySupport&0x1，表示是否支持扩展的字符叠加配置
														 // bySupport&0x2，表示是否支持扩展的校时配置结构
														 // bySupport&0x4, 表示是否支持多网卡(多网隔离)
														 // bySupport&0x8, 表示是否支持网卡的bonding功能(网络容错)
														 // bySupport&0x10, 表示是否支持语音对讲
														 //2013-07-09 能力集返回
			public ushort wSupportMultiRadar;// 设备能力，按位表示，0-不支持，1-支持
																			 // wSupportMultiRadar&0x1，表示 卡口RS485雷达 支持车道关联雷达处理
																			 // wSupportMultiRadar&0x2，表示 卡口虚拟线圈 支持车道关联雷达处理
																			 // wSupportMultiRadar&0x4，表示 混行卡口 支持车道关联雷达处理
																			 // wSupportMultiRadar&0x8，表示 视频检测 支持车道关联雷达处理
			public byte byICRPresetNum;
			// 表示支持的ICR预置点（滤光片偏移点）数
			public byte byICRTimeSlot;//表示支持的ICR的时间段数（1～8）
			public byte bySupportRS485Num;//表示支持的RS485口的数量
			public byte byExpandRs485SupportSensor;// 设备能力，按位表示，0-不支持，1-支持
																						 // byExpandRs485SupportSensor &0x1，表示电警车检器支持车检器
																						 // byExpandRs485SupportSensor &0x2，表示卡式电警车检器支持车检器
			public byte byExpandRs485SupportSignalLampDet;// 设备能力，按位表示，0-不支持，1-支持
																										// byExpandRs485SupportSignalLampDet &0x1，表示电警车检器支持外接信号灯检测器
																										// byExpandRs485SupportSignalLampDet &0x2，表示卡式电警车检器支持外接信号灯检测器
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 13, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICRTIMECFG
		{
			public NET_DVR_SCHEDTIME struTime;
			public byte byAssociateRresetNo;//预置点号1～8 , 0代表无
			public byte bySubSwitchMode;//1~白天，2~晚上 (当预置点等于0 的时候生效)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICR_TIMESWITCH_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_ITC_ICRTIMECFG[] struAutoCtrlTime;//自动切换时间段 (自动切换下 时空下生效 现在支持4组，预留4组)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ICR_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byICRPreset; //实际生效根据能力集动态显示 [0~100] 数组下标表示预置点号1～8 （0～7 相对应）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICR_MANUALSWITCH_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ICR_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byICRPreset; //实际生效根据能力集动态显示 [0~100]
			public byte bySubSwitchMode;//1~白天，2~晚上
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 147, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICR_AOTOSWITCH_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ICR_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byICRPreset; //实际生效根据能力集动态显示 [0~100] 数组下标表示预置点号1～8 （0～7 相对应）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 148, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICR_PARAM_UNION
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 156, ArraySubType = UnmanagedType.I1)]
			public byte[] uLen;
			public NET_ITC_ICR_AOTOSWITCH_PARAM struICRAutoSwitch;
			public NET_ITC_ICR_MANUALSWITCH_PARAM struICRManualSwitch;
			public NET_ITC_ICR_TIMESWITCH_PARAM struICRTimeSwitch;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_ICRCFG
		{
			public uint dwSize;
			public byte bySwitchType;//1~自动切换，2~手动切换 ,3~定时切换 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_ITC_ICR_PARAM_UNION uICRParam;
		}

		//2013-07-09 异常处理
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_HANDLEEXCEPTION
		{
			public uint dwHandleType; //异常处理,异常处理方式的"或"结果
			/*0x00: 无响应*/
			/*0x01: 监视器上警告*/
			/*0x02: 声音警告*/
			/*0x04: 上传中心*/
			/*0x08: 触发报警输出（继电器输出）*/
			/*0x10: 触发JPRG抓图并上传Email*/
			/*0x20: 无线声光报警器联动*/
			/*0x40: 联动电子地图(目前只有PCNVR支持)*/
			/*0x200: 抓图并上传FTP*/
			public byte byEnable; //0～不启用，1～启用
			public byte byRes;
			public ushort wDuration;//持续时间(单位/s)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ITC_EXCEPTIONOUT, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmOutTriggered;//触发输出通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITC_EXCEPTION
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_EXCEPTIONNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_ITC_HANDLEEXCEPTION[] struSnapExceptionType;
			//数组的每个元素都表示一种异常，数组0- 硬盘出错,1-网线断,2-IP 地址冲突, 3-车检器异常, 4-信号灯检测器异常
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRIGCOORDINATE
		{
			public ushort wTopLeftX; /*线圈左上角横坐标（2个字节）*/
			public ushort wTopLeftY; /*线圈左上角纵坐标（2个字节）*/
			public ushort wWdith; /*线圈宽度（2个字节）*/
			public ushort wHeight; /*线圈高度（2个字节）*/
		}

		public enum PROVINCE_CITY_IDX
		{
			ANHUI_PROVINCE = 0,              //安徽
			AOMEN_PROVINCE = 1,              //澳门
			BEIJING_PROVINCE = 2,              //北京
			CHONGQING_PROVINCE = 3,              //重庆
			FUJIAN_PROVINCE = 4,              //福建
			GANSU_PROVINCE = 5,              //甘肃
			GUANGDONG_PROVINCE = 6,              //广东
			GUANGXI_PROVINCE = 7,              //广西
			GUIZHOU_PROVINCE = 8,              //贵州
			HAINAN_PROVINCE = 9,              //海南
			HEBEI_PROVINCE = 10,             //河北
			HENAN_PROVINCE = 11,             //河南
			HEILONGJIANG_PROVINCE = 12,             //黑龙江
			HUBEI_PROVINCE = 13,             //湖北
			HUNAN_PROVINCE = 14,             //湖南
			JILIN_PROVINCE = 15,             //吉林
			JIANGSU_PROVINCE = 16,             //江苏
			JIANGXI_PROVINCE = 17,             //江西
			LIAONING_PROVINCE = 18,             //辽宁
			NEIMENGGU_PROVINCE = 19,             //内蒙古
			NINGXIA_PROVINCE = 20,             //宁夏
			QINGHAI_PROVINCE = 21,             //青海
			SHANDONG_PROVINCE = 22,             //山东
			SHANXI_JIN_PROVINCE = 23,             //山西
			SHANXI_SHAN_PROVINCE = 24,             //陕西
			SHANGHAI_PROVINCE = 25,             //上海
			SICHUAN_PROVINCE = 26,             //四川
			TAIWAN_PROVINCE = 27,             //台湾
			TIANJIN_PROVINCE = 28,             //天津
			XIZANG_PROVINCE = 29,             //西藏
			XIANGGANG_PROVINCE = 30,             //香港
			XINJIANG_PROVINCE = 31,             //新疆
			YUNNAN_PROVINCE = 32,             //云南
			ZHEJIANG_PROVINCE = 33              //浙江
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_GEOGLOCATION
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.U4)]
			public int[] iRes; /*保留*/
			public uint dwCity; /*城市，详见PROVINCE_CITY_IDX */
		}

		//场景模式
		public enum SCENE_MODE
		{
			UNKOWN_SCENE_MODE = 0,            //未知场景模式
			HIGHWAY_SCENE_MODE = 1,            //高速场景模式
			SUBURBAN_SCENE_MODE = 2,            //郊区场景模式(保留)
			URBAN_SCENE_MODE = 3,            //市区场景模式
			TUNNEL_SCENE_MODE = 4             //隧道场景模式(保留)
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VTPARAM
		{
			public uint dwSize;
			/// <summary>
			/// 是否使能虚拟线圈，0-不使用，1-使用
			/// </summary>
			public byte byEnable;
			/// <summary>
			/// 是否显示虚拟线圈，0-不显示，1-显示
			/// </summary>
			public byte byIsDisplay;
			/// <summary>
			/// 晚间触发线圈的偏向：0-向上，1-向下
			/// </summary>
			public byte byLoopPos;
			/// <summary>
			/// 抓拍增益
			/// </summary>
			public byte bySnapGain;
			/// <summary>
			/// 抓拍快门速度
			/// </summary>
			public uint dwSnapShutter;
			/// <summary>
			/// 保留
			/// </summary>
			public NET_DVR_TRIGCOORDINATE struTrigCoordinate;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_TRIGCOORDINATE[] struRes;
			/// <summary>
			/// 视频触发的车道数1
			/// </summary>
			public byte byTotalLaneNum;
			/// <summary>
			/// 偏振镜类型，0：不加偏振镜；1：加施耐德偏振镜。
			/// </summary>
			public byte byPolarLenType;
			/// <summary>
			/// 白天辅助照明模式，0：无辅助照明；1：LED灯照明；2：闪光灯照明
			/// </summary>
			public byte byDayAuxLightMode;
			/// <summary>
			/// 用以计算路面亮度的车道(虚拟线圈)
			/// </summary>
			public byte byLoopToCalRoadBright;
			public byte byRoadGrayLowTh; /*路面亮度低阈值初始化值1*/
			public byte byRoadGrayHighTh; /*路面亮度高阈值初始化值140*/
			public ushort wLoopPosBias; /*晚间触发线圈位移30*/
			public uint dwHfrShtterInitValue; /*连续图像曝光时间的初始值2000*/
			public uint dwSnapShtterInitValue; /*抓拍图像曝光时间的初始值500*/
			public uint dwHfrShtterMaxValue; /*连续图像曝光时间的最大值20000*/
			public uint dwSnapShtterMaxValue; /*抓拍图像曝光时间的最大值1500*/
			public uint dwHfrShtterNightValue; /*晚间连续图像曝光时间的设置值3000*/
			public uint dwSnapShtterNightMinValue; /*晚间抓拍图像曝光时间的最小值3000*/
			public uint dwSnapShtterNightMaxValue; /*晚间抓拍图像曝光时间的最大值5000*/
			public uint dwInitAfe; /*增益的初始值200*/
			public uint dwMaxAfe; /*增益的最大值400*/
			public ushort wResolutionX;/* 设备当前分辨率宽*/
			public ushort wResolutionY;/* 设备当前分辨率高*/
			public uint dwGainNightValue; /*晚间增益，默认值70*/
			public uint dwSceneMode; /*场景模式， 详见SCENE_MODE */
			public uint dwRecordMode; /*录像标志：0-不录像，1-录像*/
			public NET_DVR_GEOGLOCATION struGeogLocation; /*地址位置*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VL_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrigFlag; /*触发标志，0-车头触发；1-车尾触发；2-车头/车尾都触发*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VL_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrigSensitive;  /*触发灵敏度，1-100*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 62, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNAPENABLECFG
		{
			public uint dwSize;
			public byte byPlateEnable;//是否支持车牌识别，0-不支持，1-支持
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;   //保留
			public byte byFrameFlip;   //图像是否翻转 0-不翻转，1-翻转
			public ushort wFlipAngle;    //图像翻转角度 0,90,180,270
			public ushort wLightPhase;   //相位，取值范围[0, 360]
			public byte byLightSyncPower;  //是否信号灯电源同步，0-不同步；1-同步
			public byte byFrequency;        //信号频率
			public byte byUploadSDEnable;  //是否自动上传SD图片，0-否；1-是
			public byte byPlateMode; //识别模式参数:0-视频触发,1-外部触发
			public byte byUploadInfoFTP; //是否上传抓拍附加信息到FTP，0-否，1-是
			public byte byAutoFormatSD; //是否自动格式化SD卡，0-否，1-是
			public ushort wJpegPicSize; //Jpeg图片大小[64-8196]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 56, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		/*ftp上传参数*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FTPCFG
		{
			public uint dwSize;
			public uint dwEnableFTP;            /*是否启动ftp上传功能*/
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string sFTPIP;               /*ftp 服务器*/
			public uint dwFTPPort;              /*ftp端口*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;    /*用户名*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;    /*密码*/
			public uint dwDirLevel; /*0 = 不使用目录结构，直接保存在根目录,1 = 使用1级目录,2=使用2级目录*/
			public ushort wTopDirMode;  /* 一级目录，0x1 = 使用设备名,0x2 = 使用设备号,0x3 = 使用设备ip地址，0x4=使用监测点,0x5=使用时间(年月),0x=6自定义,0x7=违规类型,0x8=方向,0x9=地点*/
			public ushort wSubDirMode;  /* 二级目录，0x1 = 使用通道名,0x2 = 使用通道号，,0x3=使用时间(年月日),0x4=使用车道号,0x=5自定义,0x6=违规类型,0x7=方向,0x8=地点*/
			public byte byEnableAnony; //启用匿名，0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*可用来命名图片的相关元素 */
		public const int PICNAME_ITEM_DEV_NAME = 1;     /*设备名*/
		public const int PICNAME_ITEM_DEV_NO = 2;       /*设备号*/
		public const int PICNAME_ITEM_DEV_IP = 3;       /*设备IP*/
		public const int PICNAME_ITEM_CHAN_NAME = 4;    /*通道名*/
		public const int PICNAME_ITEM_CHAN_NO = 5;      /*通道号*/
		public const int PICNAME_ITEM_TIME = 6;     /*时间*/
		public const int PICNAME_ITEM_CARDNO = 7;       /*卡号*/
		public const int PICNAME_ITEM_PLATE_NO = 8;   /*车牌号码*/
		public const int PICNAME_ITEM_PLATE_COLOR = 9;   /*车牌颜色*/
		public const int PICNAME_ITEM_CAR_CHAN = 10;  /*车道号*/
		public const int PICNAME_ITEM_CAR_SPEED = 11;  /*车辆速度*/
		public const int PICNAME_ITEM_CARCHAN = 12;  /*监测点*/
		public const int PICNAME_ITEM_PIC_NUMBER = 13;  //图片序号
		public const int PICNAME_ITEM_CAR_NUMBER = 14;  //车辆序号

		public const int PICNAME_ITEM_SPEED_LIMIT_VALUES = 15; //限速值
		public const int PICNAME_ITEM_ILLEGAL_CODE = 16; //国标违法代码
		public const int PICNAME_ITEM_CROSS_NUMBER = 17; //路口编号
		public const int PICNAME_ITEM_DIRECTION_NUMBER = 18; //方向编号

		public const int PICNAME_MAXITEM = 15;
		//图片命名
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PICTURE_NAME
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PICNAME_MAXITEM, ArraySubType = UnmanagedType.I1)]
			public byte[] byItemOrder;  /*	桉数组定义文件命名的规则 */
			public byte byDelimiter;        /*分隔符，一般为'_'*/
		}


		//命名规则：2013-09-27
		public const int PICNAME_ITEM_PARK_DEV_IP = 1;  /*设备IP*/
		public const int PICNAME_ITEM_PARK_PLATE_NO = 2;/*车牌号码*/
		public const int PICNAME_ITEM_PARK_TIME = 3;    /*时间*/
		public const int PICNAME_ITEM_PARK_INDEX = 4;   /*车位编号*/
		public const int PICNAME_ITEM_PARK_STATUS = 5;  /*车位状态*/

		//图片命名扩展 2013-09-27
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PICTURE_NAME_EX
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PICNAME_MAXITEM, ArraySubType = UnmanagedType.I1)]
			public byte[] byItemOrder;  /*	桉数组定义文件命名的规则 */
			public byte byDelimiter;                    /*分隔符，一般为'_'*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                      /*保留*/
		}

		/* 串口抓图设置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SERIAL_CATCHPIC_PARA
		{
			public byte byStrFlag;  /*串口数据开始符*/
			public byte byEndFlag;  /*结束符*/
			public ushort wCardIdx; /*卡号相对起始位*/
			public uint dwCardLen;  /*卡号长度*/
			public uint dwTriggerPicChans;  /*所触发的通道号，按位，从第1位开始计，即0x2表示第一通道*/
		}

		//DVR抓图参数配置（基线）
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_JPEGCFG_V30
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_JPEGPARA[] struJpegPara; /*每个通道的图像参数*/
			public ushort wBurstMode;                           /*抓图方式,按位设置.0x1=报警输入触发，0x2=移动侦测触发 0x4=232触发，0x8=485触发，0x10=网络触发*/
			public ushort wUploadInterval;                  /*图片上传间隔(秒)[0,65535]*/
			public NET_DVR_PICTURE_NAME struPicNameRule;    /* 图片命名规则 */
			public byte bySaveToHD;     /*是否保存到硬盘*/
			public byte byRes1;
			public ushort wCatchInterval;       /*抓图间隔(毫秒)[0,65535]*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_SERIAL_CATCHPIC_PARA struRs232Cfg;
			public NET_DVR_SERIAL_CATCHPIC_PARA struRs485Cfg;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] dwTriggerPicTimes;    /* 每个通道一次触发拍照次数 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] dwAlarmInPicChanTriggered; /*报警触发抓拍通道,按位设置，从第1位开始*/
		}

		//抓拍触发请求结构(保留)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MANUALSNAP
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SPRCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHJC_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byDefaultCHN; /*设备运行省份的汉字简写*/
			public byte byPlateOSD;    /*0:不发送车牌彩色图,1:发送车牌彩色图*/
			public byte bySendJPEG1;   /*0-不传送近景JPEG图,1-传送近景JPEG图*/
			public byte bySendJPEG2;   /*0-不传送远景JPEG图,1-传送远景JPEG图*/
			public ushort wDesignedPlateWidth;   /*车牌设计宽度*/
			public byte byTotalLaneNum;  /*识别的车道数*/
			public byte byRes1;      /*保留*/
			public ushort wRecognizedLane;  /*识别的车道号，按位表示，bit0表示车道1是否识别，0-不识别，1-识别*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LANERECT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_RECT[] struLaneRect;  /*车道识别区域*/
			public uint dwRecogMode;  /*识别的类型，
	        bit0-背向识别：0-正向车牌识别，1-背向识别(尾牌识别) ； 
		    bit1-大车牌识别或小车牌识别：0-小车牌识别，1-大车牌识别 ；
		    bit2-车身颜色识别：0-不采用车身颜色识别，在背向识别或小车牌识别时禁止启用，1-车身颜色识别；
		    bit3-农用车识别：0-不采用农用车识别，1-农用车识别； 
		    bit4-模糊识别：0-不采用模糊识别，1-模糊识别；
		    bit5-帧定位或场定位：0-帧定位，1-场定位；
		    bit6-帧识别或场识别：0-帧识别，1-场识别； 
		    bit7-晚上或白天：0-白天，1-晚上 */
			public byte bySendPRRaw;        //是否发送原图：0-不发送，1-发送 
			public byte bySendBinImage;     //是否发送车牌二值图：0-不发送，1-发送 
			public byte byDelayCapture;  //延时抓拍控制,单位：帧
			public byte byUseLED;    //使用LED控制，0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 68, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;    //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLCCFG
		{
			public uint dwSize;
			public byte byPlcEnable;    //是否启用车牌亮度补偿（默认启用）：0-关闭，1-启用 
			public byte byPlateExpectedBright;  //车牌的预期亮度（默认值50）, 范围[0, 100]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;   //保留 
			public byte byTradeoffFlash;     //是否考虑闪光灯的影响: 0 - 否;  1 - 是(默认); 
																			 //使用闪光灯补光时, 如果考虑减弱闪光灯的亮度增强效应, 则需要设为1;否则为0
			public byte byCorrectFactor;     //纠正系数, 范围[0, 100], 默认值50 (在tradeoff_flash切换时,恢复默认值）
			public ushort wLoopStatsEn;  //是否该线圈的亮度，按位表示，0-不统计，1-统计
			public byte byPlcBrightOffset;// 车牌亮度补偿灵敏度(虚拟线圈模式起效)，取值范围1~100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 19, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICESTATECFG
		{
			public uint dwSize;
			public ushort wPreviewNum; //预览连接个数
			public ushort wFortifyLinkNum; //布防连接个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LINK, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPADDR[] struPreviewIP;  //预览的用户IP地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_FORTIFY_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_IPADDR[] struFortifyIP; //布防连接的用户IP地址
			public uint dwVideoFrameRate;   //帧率：0-全部; 1-1/16; 2-1/8; 3-1/4; 4-1/2; 5-1; 6-2; 7-4; 8-6; 9-8; 10-10; 11-12; 12-16; 13-20; 14-15; 15-18; 16-22;
			public byte byResolution;   //分辨率0-DCIF 1-CIF, 2-QCIF, 3-4CIF, 4-2CIF 5（保留）,16-VGA（640*480）, 17-UXGA（1600*1200）, 18-SVGA （800*600）,19-HD720p（1280*720）,20-XVGA,  21-HD900p, 27-HD1080i, 28-2560*1920, 29-1600*304, 30-2048*1536, 31-2448*2048
			public byte bySnapResolution;   //抓拍分辨率0-DCIF 1-CIF, 2-QCIF, 3-4CIF, 4-2CIF 5（保留）,16-VGA（640*480）, 17-UXGA（1600*1200）, 18-SVGA （800*600）,19-HD720p（1280*720）,20-XVGA,  21-HD900p, 27-HD1080i, 28-2560*1920, 29-1600*304, 30-2048*1536, 31-2448*2048
			public byte byStreamType; //传输类型：0-主码流；1-子码流
			public byte byTriggerType; //触发模式：0-视频触发；1-普通触发
			public uint dwSDVolume;  //SD卡容量
			public uint dwSDFreeSpace; //SD卡剩余空间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DRIVECHAN_NUM * MAX_COIL_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byDetectorState;  //车检器状态：0-未使用；1-正常；2-异常
			public byte byDetectorLinkState; //车检器连接状态：0-未连接；1-连接
			public byte bySDStatus;    //SD卡状态 0－活动；1－休眠；2－异常，3-无sd卡
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_FORTIFY_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byFortifyLevel; //布防等级，0-无，1-一等级（高），2-二等级（中），3-三等级（低）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 116, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POSTEPOLICECFG
		{
			public uint dwSize;
			public uint dwDistance;//线圈距离,单位cm，取值范围[0,20000]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SIGNALLIGHT_NUM, ArraySubType = UnmanagedType.U4)]
			public uint[] dwLightChan;  //信号灯通道号
			public byte byCapSpeed;//标志限速，单位km/h，取值范围[0,255]
			public byte bySpeedLimit;//限速值，单位km/h，取值范围[0,255]
			public byte byTrafficDirection;//车流方向，0-由东向西，1-由西向东，2-由南向北，3-由北向南
			public byte byRes1; //保留
			public ushort wLoopPreDist;        /*触发延迟距离 ，单位：分米*/
			public ushort wTrigDelay;             /*触发硬延时时间 ，单位：毫秒*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留字节
		}
		/***************************** end *********************************************/
		public const int IPC_PROTOCOL_NUM = 50;  //ipc 协议最大个数

		//协议类型
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PROTO_TYPE
		{
			public uint dwType;               /*ipc协议值*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDescribe; /*协议描述字段*/
		}

		//协议列表
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPC_PROTO_LIST
		{
			public uint dwSize;
			public uint dwProtoNum;           /*有效的ipc协议数目*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = IPC_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PROTO_TYPE[] struProto;   /*有效的ipc协议*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//协议列表V41
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPC_PROTO_LIST_V41
		{
			public uint dwSize;
			public uint dwProtoNum;  //有效的ipc协议数目
			public IntPtr pBuffer;    //协议列表缓冲区, dwProtoNum 个NET_DVR_PROTO_TYPE结构  
			public uint dwBufferLen; //缓冲区长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}


		public const int MAX_ALERTLINE_NUM = 8; //最大警戒线条数	

		//越界侦测查询条件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TRAVERSE_PLANE_SEARCHCOND
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALERTLINE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_TRAVERSE_PLANE[] struVcaTraversePlane;  //穿越境界面参数
			public uint dwPreTime;   /*智能报警提前时间 单位:秒*/
			public uint dwDelayTime; /*智能报警延迟时间 单位:秒*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5656, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		public const int MAX_INTRUSIONREGION_NUM = 8; //最大区域数数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INTRUSION_SEARCHCOND
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_INTRUSIONREGION_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_INTRUSION[] struVcaIntrusion; //入侵区域
			public uint dwPreTime;   /*智能报警提前时间 单位:秒*/
			public uint dwDelayTime; /*智能报警延迟时间 单位:秒*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5400, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}


		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_AREA_SMARTSEARCH_COND_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6144, ArraySubType = UnmanagedType.I1)]
			public byte[] byLen;  //结构体长度
			/*[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64 * 96, ArraySubType = UnmanagedType.I1)]
			public byte[] byMotionScope; //侦测区域 0-96位表示64行，共有96*64个小宏块，1-是移动侦测区域，0-非移动侦测区域 
			[FieldOffsetAttribute(0)]
			public NET_DVR_TRAVERSE_PLANE_SEARCHCOND struTraversPlaneCond; //越界侦测
			[FieldOffsetAttribute(0)]
			public NET_DVR_INTRUSION_SEARCHCOND struIntrusionCond; //区域入侵
			 * */
		}

		//智能搜索参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SMART_SEARCH_PARAM
		{
			public byte byChan;                 //通道号
			public byte bySearchCondType; //智能查找联合体NET_DVR_AREA_SMARTSEARCH_COND_UNION的索引     
			/*0-移动侦测区域 ，1-越界侦测， 2-区域入侵*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_TIME struStartTime;      //录像开始的时间
			public NET_DVR_TIME struEndTime;        //录像停止的时间
			public NET_DVR_AREA_SMARTSEARCH_COND_UNION uSmartSearchCond;  //智能查找条件
			public byte bySensitivity;              //移动侦测搜索灵敏度,1	>80%  2 40%~80%  3 1%~40%
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SMART_SEARCH_RET
		{
			public NET_DVR_TIME struStartTime;  //移动侦测报警开始的时间
			public NET_DVR_TIME struEndTime;   //事件停止的时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//IPSAN 文件目录查找
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPSAN_SERACH_PARAM
		{
			public NET_DVR_IPADDR struIP;     // IPSAN IP地址
			public ushort wPort;      // IPSAN  端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPSAN_SERACH_RET
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 返回的文件目录
			/// </summary>
			public byte[] byDirectory;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//DVR设备参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICECFG_V40
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDVRName; //DVR名称
			public uint dwDVRID;                //DVR ID,用于遥控器 //V1.4(0-99), V1.5(0-255)
			public uint dwRecycleRecord;        //是否循环录像,0:不是; 1:是
																					//以下不可更改
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber; //序列号
			public uint dwSoftwareVersion;          //软件版本号,高16位是主版本,低16位是次版本
			public uint dwSoftwareBuildDate;            //软件生成日期,0xYYYYMMDD
			public uint dwDSPSoftwareVersion;           //DSP软件版本,高16位是主版本,低16位是次版本
			public uint dwDSPSoftwareBuildDate;     // DSP软件生成日期,0xYYYYMMDD
			public uint dwPanelVersion;             // 前面板版本,高16位是主版本,低16位是次版本
			public uint dwHardwareVersion;  // 硬件版本,高16位是主版本,低16位是次版本
			public byte byAlarmInPortNum;       //DVR报警输入个数
			public byte byAlarmOutPortNum;      //DVR报警输出个数
			public byte byRS232Num;         //DVR 232串口个数
			public byte byRS485Num;         //DVR 485串口个数 
			public byte byNetworkPortNum;       //网络口个数
			public byte byDiskCtrlNum;          //DVR 硬盘控制器个数
			public byte byDiskNum;              //DVR 硬盘个数
			public byte byDVRType;              //DVR类型, 1:DVR 2:ATM DVR 3:DVS ......
			public byte byChanNum;              //DVR 通道个数
			public byte byStartChan;            //起始通道号,例如DVS-1,DVR - 1
			public byte byDecordChans;          //DVR 解码路数
			public byte byVGANum;               //VGA口的个数 
			public byte byUSBNum;               //USB口的个数
			public byte byAuxoutNum;            //辅口的个数
			public byte byAudioNum;         //语音口的个数
			public byte byIPChanNum;            //最大数字通道数 低8位，高8位见byHighIPChanNum 
			public byte byZeroChanNum;          //零通道编码个数
			public byte bySupport;        //能力，位与结果为0表示不支持，1表示支持，
																		//bySupport & 0x1, 表示是否支持智能搜索
																		//bySupport & 0x2, 表示是否支持备份
																		//bySupport & 0x4, 表示是否支持压缩参数能力获取
																		//bySupport & 0x8, 表示是否支持多网卡
																		//bySupport & 0x10, 表示支持远程SADP
																		//bySupport & 0x20, 表示支持Raid卡功能
																		//bySupport & 0x40, 表示支持IPSAN搜索
																		//bySupport & 0x80, 表示支持rtp over rtsp
			public byte byEsataUseage;      //Esata的默认用途，0-默认备份，1-默认录像
			public byte byIPCPlug;          //0-关闭即插即用，1-打开即插即用
			public byte byStorageMode;      //0-盘组模式,1-磁盘配额, 2抽帧模式
			public byte bySupport1;     //能力，位与结果为0表示不支持，1表示支持
																	//bySupport1 & 0x1, 表示是否支持snmp v30
																	//bySupport1 & 0x2, 支持区分回放和下载
																	//bySupport1 & 0x4, 是否支持布防优先级	
																	//bySupport1 & 0x8, 智能设备是否支持布防时间段扩展
																	//bySupport1 & 0x10, 表示是否支持多磁盘数（超过33个）
																	//bySupport1 & 0x20, 表示是否支持rtsp over http	
			public ushort wDevType;//设备型号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DEV_TYPE_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDevTypeName;//设备型号名称 
			public byte bySupport2; //能力集扩展，位与结果为0表示不支持，1表示支持
															//bySupport2 & 0x1, 表示是否支持扩展的OSD字符叠加(终端和抓拍机扩展区分)
			public byte byAnalogAlarmInPortNum; //模拟报警输入个数
			public byte byStartAlarmInNo;    //模拟报警输入起始号
			public byte byStartAlarmOutNo;  //模拟报警输出起始号
			public byte byStartIPAlarmInNo;  //IP报警输入起始号  0-无效
			public byte byStartIPAlarmOutNo; //IP报警输出起始号 0-无效
			public byte byHighIPChanNum;     //数字通道个数，高8位 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           //保留
		}

		public const int MAX_ZEROCHAN_NUM = 16;
		//零通道压缩配置参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ZEROCHANCFG
		{
			public uint dwSize;             //结构长度
			public byte byEnable;           //0-停止零通道编码，1-表示启用零通道编码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;           //保留
			public uint dwVideoBitrate;     /*视频码率 0-保留 1-16K(保留) 2-32K 3-48k 4-64K 5-80K 6-96K 7-128K 8-160k 9-192K 10-224K 11-256K 
                                             * 12-320K 13-384K 14-448K 15-512K 16-640K 17-768K 18-896K 19-1024K 20-1280K 21-1536K 22-1792K
                                             * 23-2048K
                                             * 最高位(31位)置成1表示是自定义码流, 0-30位表示码流值(MIN-32K MAX-8192K) */
			public uint dwVideoFrameRate;   //帧率 0-全部; 1-1/16; 2-1/8; 3-1/4; 4-1/2; 5-1; 6-2; 7-4; 8-6; 9-8; 10-10; 11-12; 12-16; 13-20, 
																			//V2.0增加14-15, 15-18, 16-22;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;        //保留
		}

		//零通道缩放参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ZERO_ZOOMCFG
		{
			public uint dwSize;             //结构长度
			public NET_VCA_POINT struPoint; //画面中的坐标点
			public byte byState;         //现在的状态，0-缩小，1-放大  
			public byte byPreviewNumber;       //预览数目,0-1画面,1-4画面,2-9画面,3-16画面 该参数只读
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOW_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byPreviewSeq;//画面通道信息 该参数只读
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                //保留 
		}

		public const int DESC_LEN_64 = 64;
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNMPCFG
		{
			public uint dwSize;         //结构长度
			public byte byEnable;           //0-禁用SNMP，1-表示启用SNMP
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;           //保留
			public ushort wVersion;     //snmp 版本  v1 = 1, v2 =2, v3 =3，设备目前不支持 v3
			public ushort wServerPort; //snmp消息接收端口，默认 161
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byReadCommunity; //读共同体，最多31,默认"public"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byWriteCommunity;//写共同体,最多31 字节,默认 "private"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_64, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrapHostIP; //自陷主机ip地址描述，支持IPV4 IPV6和域名描述    
			public ushort wTrapHostPort;   //trap主机端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrapName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 70, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;    //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNMPv3_USER
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName;           // 用户名				
			public byte bySecLevel; //安全级别 1-无校验 2-无授权校验 3-授权校验
			public byte byAuthtype; //认证类型 0-MD5认证 1-SHA认证 2: none
			public byte byPrivtype; //0: DES; 1: AES; 2: none;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAuthpass;   //认证密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPrivpass;   //加密密码
		}

		//snmpv30
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SNMPCFG_V30
		{
			public uint dwSize;         //结构长度
			public byte byEnableV1;     //0-禁用SNMP V1，1-表示启用SNMP V1
			public byte byEnableV2;     //0-禁用SNMP V2，1-表示启用SNMP V2
			public byte byEnableV3;     //0-禁用SNMP V3，1-表示启用SNMP V3
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public ushort wServerPort;                  //snmp消息接收端口，默认 161
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byReadCommunity;      //读共同体，最多31,默认"public"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byWriteCommunity;     //写共同体,最多31 字节,默认 "private"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_64, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrapHostIP;     //自陷主机ip地址描述，支持IPV4 IPV6和域名描述    
			public ushort wTrapHostPort;                    // trap主机端口
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_SNMPv3_USER struRWUser;    // 读写用户
			public NET_DVR_SNMPv3_USER struROUser;    // 只读用户
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byTrapName;
		}

		public const int PROCESSING = 0;    //正在处理
		public const int PROCESS_SUCCESS = 100;   //过程完成
		public const int PROCESS_EXCEPTION = 400;   //过程异常
		public const int PROCESS_FAILED = 500;   //过程失败
		public const int PROCESS_QUICK_SETUP_PD_COUNT = 501; //一键配置至少3块硬盘

		public const int SOFTWARE_VERSION_LEN = 48;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SADPINFO
		{
			public NET_DVR_IPADDR struIP;     // 设备IP地址
			public ushort wPort;      // 设备端口号
			public ushort wFactoryType;   // 设备厂家类型
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = SOFTWARE_VERSION_LEN)]
			public string chSoftwareVersion;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string chSerialNo; // 序列号
			public ushort wEncCnt;   // 编码通道个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr;        // MAC 地址
			public NET_DVR_IPADDR struSubDVRIPMask;   // DVR IP地址掩码
			public NET_DVR_IPADDR struGatewayIpAddr;  // 网关
			public NET_DVR_IPADDR struDnsServer1IpAddr; /* 域名服务器1的IP地址 */
			public NET_DVR_IPADDR struDnsServer2IpAddr; /* 域名服务器2的IP地址 */
			public byte byDns;
			public byte byDhcp;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 158, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     // 保留字节
		}

		public const int MAX_SADP_NUM = 256;  //搜索到设备最大数目
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SADPINFO_LIST
		{
			public uint dwSize;   //  结构大小
			public ushort wSadpNum;   // 搜索到设备数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;   // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SADP_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SADPINFO[] struSadpInfo; // 搜索
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SADP_VERIFY
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PASSWD_LEN)]
			public string chPassword;
			public NET_DVR_IPADDR struOldIP;
			public ushort wOldPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 62, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEO_CALL_COND
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEO_CALL_PARAM
		{
			public uint dwSize;
			public uint dwCmdType;      //信令类型  0-请求呼叫，1-取消本次呼叫，2-接听本次呼叫 3-拒绝本地来电呼叫 4-被叫响铃超时 5-结束本次通话，6-设备正在通话中，7-客户端正在通话中，8室内机不在线
			public ushort wPeriod;  //期号, 范围[0,9]
			public ushort wBuildingNumber; //楼号
			public ushort wUnitNumber;  //单元号
			public ushort wFloorNumber;  //层号
			public ushort wRoomNumber;    //房间号
			public ushort wDevIndex; //设备编号
			public byte byUnitType; //设备类型，1-门口机，2-管理机，3-室内机，4-围墙机，5-别墅门口机，6-二次确认机，7-8700客户端，8-4200客户端，9-APP
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 115, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
		}

		//开锁记录
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_UNLOCK_RECORD_INFO
		{
			public byte byUnlockType; //开锁方式，参考UNLOCK_TYPE_ENUM
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1; //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byControlSrc; //操作发起源信息，刷卡开锁时为卡号，蓝牙开锁时为萤石的APP账号，二维码开锁时为访客的手机号，其余情况下为设备编号
			public uint dwPicDataLen; //图片数据长度
			public IntPtr pImage; //图片指针
			public uint dwCardUserID; //持卡人ID
			public ushort nFloorNumber;//刷卡开锁时有效，为楼层号
			public ushort wRoomNumber; //操作发起源附加信息，刷卡开锁时有效，为房间号，
			public ushort wLockID; //（对于门口机，0-表示本机控制器上接的锁、1-表示外接控制器上接的锁）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LOCK_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLockName; //刷卡开锁时有效，锁名称，对应门参数配置中门名称
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_SDK_EMPLOYEE_NO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byEmployeeNo; //工号（人员ID）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 136, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		//公告信息阅读回执
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NOTICEDATA_RECEIPT_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NOTICE_NUMBER_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byNoticeNumber; //公告编号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 224, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		//认证记录（设备未实现）
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUTH_INFO
		{
			public byte byAuthResult; //认证结果：0-无效，1-认证成功，2-认证失败
			public byte byAuthType; //认证方式：0-无效，1-指纹，2-人脸
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1; //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = ACS_CARD_NO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCardNo; //卡号
			public uint dwPicDataLen; //图片数据长度（当认证方式byAuthType为人脸时有效）
			public IntPtr pImage; //图片指针（当认证方式byAuthType为人脸时有效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 212, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_VIDEO_INTERCOM_EVENT_INFO_UINON
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byLen;
		}

		//可视对讲事件记录
		public struct NET_DVR_VIDEO_INTERCOM_EVENT
		{
			public uint dwSize; //结构体大小
			public NET_DVR_TIME_EX struTime; //时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DEV_NUMBER_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDevNumber; //设备编号
			public byte byEventType; //事件信息类型，1-开锁记录，2-公告信息阅读回执，3-认证记录，4-车牌信息上传，5非法卡刷卡事件，6-门口机发卡记录(需要启动门口机发卡功能，刷卡时才会上传该事件)
			public byte byPicTransType;        //图片数据传输方式: 0-二进制；1-url
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1; //保留
			public NET_DVR_VIDEO_INTERCOM_EVENT_INFO_UINON uEventInfo; //事件信息，具体内容参考byEventType取值
			public uint dwIOTChannelNo;    //IOT通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 252, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
		}

		//XML透传接口
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_XML_CONFIG_INPUT
		{
			public uint dwSize;//结构体大小 
			public IntPtr lpRequestUrl;//请求信令，字符串格式 
			public uint dwRequestUrlLen;
			public IntPtr lpInBuffer;//输入参数缓冲区，XML格式 
			public uint dwInBufferSize;
			public uint dwRecvTimeOut;//接收超时时间，单位：ms，填0则使用默认超时5s 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_XML_CONFIG_OUTPUT
		{
			public uint dwSize;//结构体大小 
			public IntPtr lpOutBuffer;//输出参数缓冲区，XML格式 
			public uint dwOutBufferSize;
			public uint dwReturnedXMLSize;//实际输出的XML内容大小 
			public IntPtr lpStatusBuffer;//返回的状态参数(XML格式：ResponseStatus)，获取命令成功时不会赋值，如果不需要，可以置NULL 
			public uint dwStatusSize;//状态缓冲区大小(内存大小) 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANNEL_GROUP
		{
			public uint dwSize;//结构体大小 
			public uint dwChannel;//通道号 
			public uint dwGroup; //组号，从0开始，即0表示第1组，1表示第2组，依次类推 
			public byte byID;//设备区域设置ID 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwPositionNo;//场景位置索引号，IPC为0，IPD从1开始  
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 56, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_TRAVERSE_PLANE_DETECTION
		{
			public uint dwSize;//结构体大小 
			public byte byEnable;//使能越界侦测功能：0- 否，1- 是  
			public byte byEnableDualVca; //启用支持智能后检索：0- 不启用，1- 启用 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALERTLINE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_TRAVERSE_PLANE[] struAlertParam;//警戒线参数

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmSched;//布防时间，每周7天，每天最多设置8个时间段 

			public NET_DVR_HANDLEEXCEPTION_V40 struHandleException;//异常处理方式 

			public uint dwMaxRelRecordChanNum;
			public uint dwRelRecordChanNum;

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U4)]
			public uint[] byRelRecordChan;

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struHolidayTime; //假日布防时间，最多设置8个时间段 

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STD_CONFIG
		{
			public IntPtr lpCondBuffer;
			public uint dwCondSize;
			public IntPtr lpInBuffer;
			public uint dwInSize;
			public IntPtr lpOutBuffer;
			public uint dwOutSize;
			public IntPtr lpStatusBuffer;
			public uint dwStatusSize;
			public IntPtr lpXmlBuffer;
			public uint dwXmlSize;
			public byte byDataType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_THERMOMETRY_COND
		{
			public uint dwSize;
			public uint dwChannel;
			public ushort wPresetNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 62, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_THERMOMETRY_TRIGGER_COND
		{
			public uint dwSize;
			public uint dwChan;
			public uint dwPreset;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_TRIGGER
		{
			public uint dwSize;
			public NET_DVR_HANDLEEXCEPTION_V41 struHandleException;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRelRecordChan;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PRESETCHAN_INFO[] struPresetChanInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CRUISECHAN_INFO[] struCruiseChanInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PTZTRACKCHAN_INFO[] struPtzTrackInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_THERMOMETRY_ALARMRULE
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = THERMOMETRY_ALARMRULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_THERMOMETRY_ALARMRULE_PARAM[] struThermometryAlarmRuleParam;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_THERMOMETRY_ALARMRULE_PARAM
		{
			public byte byEnabled;
			public byte byRuleID;
			public byte byRule;
			public byte byRes;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = NAME_LEN)]
			public string szRuleName;
			public float fAlert;
			public float fAlarm;
			public float fThreshold;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_SDK_MANUALTHERM_BASICPARAM
		{
			public uint dwSize;
			public ushort wDistance;//距离(m)[0, 10000]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1; //保留
			public float fEmissivity;//发射率(发射率 精确到小数点后两位)[0.01, 1.00](即：物体向外辐射能量的本领)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_SDK_POINT_THERMOMETRY
		{
			public float fPointTemperature;/*点测温当前温度, 当标定为0-点时生效。精确到小数点后一位(-40-1000),（浮点数+100）*10 */
			public NET_VCA_POINT struPoint;//点测温坐标（当规则标定类型为“点”的时候生效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_SDK_REGION_THERMOMETRY
		{
			public float fMaxTemperature;//最高温度,精确到小数点后一位(-40-1000),（浮点数+100）*10 */
			public float fMinTemperature;//最低温度,精确到小数点后一位(-40-1000),（浮点数+100）*10 */
			public float fAverageTemperature;//平均温度,精确到小数点后一位(-40-1000),（浮点数+100）*10 */
			public float fTemperatureDiff;//温差,精确到小数点后一位(-40-1000),（浮点数+100）*10 */
			public NET_VCA_POLYGON struRegion;//区域、线（当规则标定类型为“框”或者“线”的时候生效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_SDK_MANUALTHERM_RULE
		{
			public byte byRuleID;//规则ID 0-表示无效，从1开始 （list内部判断数据有效性）
			public byte byEnable;//是否启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] szRuleName;//规则名称
			public byte byRuleCalibType;//规则标定类型 0-点，1-框，2-线
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_SDK_POINT_THERMOMETRY struPointTherm;//点测温，当标定为0-点时生效
			public NET_SDK_REGION_THERMOMETRY struRegionTherm; //区域测温，当标定为1-框、2-线时生效。
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 512, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_SDK_MANUAL_THERMOMETRY
		{
			public uint dwSize;//结构体大小
			public uint dwChannel;//通道号
			public uint dwRelativeTime; // 相对时标（只读）
			public uint dwAbsTime;      // 绝对时标（只读）
			public byte byThermometryUnit;//测温单位: 0-摄氏度（℃），1-华氏度（℉），2-开尔文(K)
			public byte byDataType;//数据状态类型:0-检测中，1-开始，2-结束（只读）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_SDK_MANUALTHERM_RULE struRuleInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 512, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}
		/***************************** end *********************************************/

		/*******************************备份结构 begin********************************/
		//获取备份设备信息接口定义
		public const int DESC_LEN_32 = 32;   //描述字长度
		public const int MAX_NODE_NUM = 256;  //节点个数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DESC_NODE
		{
			public int iValue;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDescribe; //描述字段 
			public uint dwFreeSpace; //获取磁盘列表专用,单位为M
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              //保留  
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISKABILITY_LIST
		{
			public uint dwSize;            //结构长度
			public uint dwNodeNum;       //能力结点个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NODE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DESC_NODE[] struDescNode;  //描述参数  
		}

		//备份进度列表
		public const int BACKUP_SUCCESS = 100;  //备份完成
		public const int BACKUP_CHANGE_DEVICE = 101;  //备份设备已满，更换设备继续备份

		public const int BACKUP_SEARCH_DEVICE = 300;  //正在搜索备份设备
		public const int BACKUP_SEARCH_FILE = 301;  //正在搜索录像文件
		public const int BACKUP_SEARCH_LOG_FILE = 302;  //正在搜索日志文件

		public const int BACKUP_EXCEPTION = 400;  //备份异常
		public const int BACKUP_FAIL = 500;  //备份失败

		public const int BACKUP_TIME_SEG_NO_FILE = 501;  //时间段内无录像文件
		public const int BACKUP_NO_RESOURCE = 502;  //申请不到资源
		public const int BACKUP_DEVICE_LOW_SPACE = 503;  //备份设备容量不足
		public const int BACKUP_DISK_FINALIZED = 504;  //刻录光盘封盘
		public const int BACKUP_DISK_EXCEPTION = 505;  //刻录光盘异常
		public const int BACKUP_DEVICE_NOT_EXIST = 506;  //备份设备不存在
		public const int BACKUP_OTHER_BACKUP_WORK = 507;  //有其他备份操作在进行
		public const int BACKUP_USER_NO_RIGHT = 508;  //用户没有操作权限
		public const int BACKUP_OPERATE_FAIL = 509;  //操作失败
		public const int BACKUP_NO_LOG_FILE = 510;  //硬盘中无日志

		//备份过程接口定义
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BACKUP_NAME_PARAM
		{
			public uint dwFileNum;   //文件个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RECORD_FILE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_FINDDATA_V30[] struFileList; //文件列表
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDiskDes;   //备份磁盘描述
			public byte byWithPlayer;      //是否备份播放器
			public byte byContinue;    /*是否继续备份 0不继续 1继续*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 34, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;         //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BACKUP_TIME_PARAM
		{
			public int lChannel;        //按时间备份的通道
			public NET_DVR_TIME struStartTime;   //备份的起始时间
			public NET_DVR_TIME struStopTime;    //备份的终止时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDiskDes;     //备份磁盘描述
			public byte byWithPlayer;               //是否备份播放器
			public byte byContinue;                 //是否继续备份 0不继续 1继续
			public byte byDrawFrame;                 //0 不抽帧  1 抽帧
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 33, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                     // 保留字节 
		}
		/********************************* end *******************************************/
		public enum COMPRESSION_ABILITY_TYPE
		{
			COMPRESSION_STREAM_ABILITY = 0, //码流压缩类型
			MAIN_RESOLUTION_ABILITY = 1,    //主码流压缩分辨率
			SUB_RESOLUTION_ABILITY = 2, //子码流压缩分辨率
			EVENT_RESOLUTION_ABILITY = 3,  //事件压缩参数分辨率
			FRAME_ABILITY = 4,              //帧率能力
			BITRATE_TYPE_ABILITY = 5,       //位率类型能力
			BITRATE_ABILITY = 6,            //位率上限
			THIRD_RESOLUTION_ABILITY = 7,   //三码流压缩分辨率
			STREAM_TYPE_ABILITY = 8,        //码流类型
			PIC_QUALITY_ABILITY = 9,         //图像质量
			INTERVAL_BPFRAME_ABILITY = 10,  //BP帧间隔
			VIDEO_ENC_ABILITY = 11,           //视频编码能力
			AUDIO_ENC_ABILITY = 12,           //音频编码能力
			VIDEO_ENC_COMPLEXITY_ABILITY = 13, //视频编码复杂度能力
			FORMAT_ABILITY = 14, //封装格式能力
		}

		//能力列表
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ABILITY_LIST
		{
			public uint dwAbilityType;  //能力类型 COMPRESSION_ABILITY_TYPE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留字节
			public uint dwNodeNum;      //能力结点个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NODE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DESC_NODE[] struDescNode;  //描述参数  
		}

		public const int MAX_ABILITYTYPE_NUM = 12;   //最大能力项

		// 压缩参数能力列表
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSIONCFG_ABILITY
		{
			public uint dwSize;            //结构长度
			public uint dwAbilityNum;       //能力类型个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ABILITYTYPE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ABILITY_LIST[] struAbilityNode; //描述参数  
		}

		//模式A 
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDATE_MODEA
		{
			public byte byStartMonth;   // 开始月 从1开始
			public byte byStartDay;     // 开始日 从1开始
			public byte byEndMonth;     // 结束月 
			public byte byEndDay;       // 结束日
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDATE_MODEB
		{
			public byte byStartMonth;   // 从1开始
			public byte byStartWeekNum; // 第几个星期 从1开始 
			public byte byStartWeekday; // 星期几
			public byte byEndMonth;     // 从1开始
			public byte byEndWeekNum;   // 第几个星期 从1开始 
			public byte byEndWeekday;   // 星期几
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节 
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDATE_MODEC
		{
			public ushort wStartYear;       // 年
			public byte byStartMon;     // 月
			public byte byStartDay;     // 日
			public ushort wEndYear;     // 年
			public byte byEndMon;       // 月
			public byte byEndDay;       // 日
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_HOLIDATE_UNION
		{
			//联合体大小 12字节
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.U4)]
			public uint[] dwSize;
			/*[FieldOffsetAttribute(0)]
			public NET_DVR_HOLIDATE_MODEA	struModeA;	// 模式A
			[FieldOffsetAttribute(0)]
			public NET_DVR_HOLIDATE_MODEB	struModeB;	// 模式B
			[FieldOffsetAttribute(0)]
			public NET_DVR_HOLIDATE_MODEC	struModeC;	// 模式C
			 * */
		}

		public enum HOLI_DATE_MODE
		{
			HOLIDATE_MODEA = 0,
			HOLIDATE_MODEB,
			HOLIDATE_MODEC
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDAY_PARAM
		{
			public byte byEnable;           // 是否启用
			public byte byDateMode;         // 日期模式 0-模式A 1-模式B 2-模式C
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;           // 保留字节
			public NET_DVR_HOLIDATE_UNION uHolidate;    // 假日日期
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byName;   // 假日名称
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           // 保留字节
		}

		public const int MAX_HOLIDAY_NUM = 32;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDAY_PARAM_CFG
		{
			public uint dwSize;         // 结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HOLIDAY_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_HOLIDAY_PARAM[] struHolidayParam;    // 假日参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留参数
		}

		//假日报警处理方式
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDAY_HANDLE
		{
			public uint dwSize;             // 结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;   // 布防时间段
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 240, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;       // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HOLIDAY_RECORD
		{
			public uint dwSize;
			public NET_DVR_RECORDDAY struRecDay;     // 录像参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_RECORDSCHED[] struRecordSched; // 录像时间段
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      //  保留字节
		}

		public const int MAX_LINK_V30 = 128;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ONE_LINK
		{
			public NET_DVR_IPADDR struIP;     // 客户端IP
			public int lChannel;   // 通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LINK_STATUS
		{
			public uint dwSize;      // 结构体大小
			public ushort wLinkNum;    // 连接的数目
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LINK_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_LINK[] struOneLink;   // 连接的客户端信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  // 保留字节
		}

		public const int MAX_BOND_NUM = 2;

		//单BONDING网卡配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_ONE_BONDING
		{
			public byte byMode;
			public byte byUseDhcp;
			public byte byMasterCard;
			public byte byStatus;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NETWORK_CARD, ArraySubType = UnmanagedType.I1)]
			public byte[] byBond;
			public NET_DVR_ETHERNET_V30 struEtherNet;
			public NET_DVR_IPADDR struGatewayIpAddr;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//BONDING网卡配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_DVR_NETWORK_BONDING
		{
			public uint dwSize;
			public byte byEnable;
			public byte byNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_BOND_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_ONE_BONDING[] struOneBond;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}


		//磁盘配额
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISK_QUOTA
		{
			public byte byQuotaType;     // 磁盘配额类型,1 - 按容量 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       // 保留字节
			public uint dwHCapacity;     // 分配的磁盘容量高32位 单位MB
			public uint dwLCapacity;     // 分配的磁盘容量低32位 单位MB
			public uint dwHUsedSpace;    // 已使用的磁盘大小高32位 单位MB
			public uint dwLUsedSpace;    // 已使用的磁盘大小低32位 单位MB
			public byte byQuotaRatio;    //	分配的磁盘比例,单位:%
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 21, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;      // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISK_QUOTA_CFG
		{
			public uint dwSize;         // 结构体大小
			public NET_DVR_DISK_QUOTA struPicQuota;    //  图片配额
			public NET_DVR_DISK_QUOTA struRecordQuota;    //  录像配额
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIMING_CAPTURE
		{
			public NET_DVR_JPEGPARA struJpegPara;   // 定时抓图图片质量
			public uint dwPicInterval; //定时抓图时间间隔,单位s   1-1s 2-2s 3-3s 4-4s 5-5s 
																 //6-10m 7-30m 8-1h 9-12h 10-24h
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_REL_CAPTURE_CHAN
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byChan;    // 按位表示
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          // 保留字节
		}

		public const int MAX_PIC_EVENT_NUM = 32;
		public const int MAX_ALARMIN_CAPTURE = 16;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_REL_CAPTURE_CHAN_V40
		{
			public uint dwMaxRelCaptureChanNum;  //最大可触发的关联通道数-只读属性
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwChanNo; //触发的关联抓图通道号，按值表示，采用紧凑型排列,0xffffffff表示后续无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_CAPTURE_V40
		{
			public NET_DVR_JPEGPARA struJpegPara;   // 事件抓图图片质量
			public uint dwPicInterval;   // 事件抓图时间间隔  单位为秒 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PIC_EVENT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_REL_CAPTURE_CHAN_V40[] struRelCaptureChan;   // 数组下标 0 移动侦测触发抓图 1 视频遮挡触发抓图 2 视频丢失触发抓图,数组3表示PIR报警抓图，数组4表示无线报警抓图，数组5表示呼救报警抓图,数组6表示智能抓图
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_CAPTURE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_REL_CAPTURE_CHAN_V40[] struAlarmInCapture;    // 报警输入触发抓图，下标0 代表报警输入1 依次类推
			public uint dwMaxGroupNum;  //设备支持的最大报警输入组数，每组16个报警输入
			public byte byCapTimes; //抓图张数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 59, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EVENT_CAPTURE
		{
			public NET_DVR_JPEGPARA struJpegPara;   // 事件抓图图片质量
			public uint dwPicInterval;  /*事件抓图时间间隔  单位为秒  1-1s 2-2s 3-3s 4-4s 5-5s 
                                             * 6-10m 7-30m 8-1h 9-12h 10-24h*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PIC_EVENT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_REL_CAPTURE_CHAN[] struRelCaptureChan; /* 数组下标 0 移动侦测触发抓图 1 视频遮挡触发抓图,
                                                                   * 2 视频丢失触发抓图,数组3表示PIR报警抓图，数组4表示无线报警抓图，
                                                                   * 数组5表示呼救报警抓图,数组6表示智能抓图， 数组7表示人脸侦测*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ALARMIN_CAPTURE, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_REL_CAPTURE_CHAN[] struAlarmInCapture;  //报警输入触发抓图，下标0 代表报警输入1 依次类推
			public byte byCapTimes; //抓图张数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 59, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_JPEG_CAPTURE_CFG_V40
		{
			public uint dwSize;               //结构体长度
			public NET_DVR_TIMING_CAPTURE struTimingCapture;
			public NET_DVR_EVENT_CAPTURE_V40 struEventCapture;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;     // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_JPEG_CAPTURE_CFG
		{
			public uint dwSize;         // 结构体大小
			public NET_DVR_TIMING_CAPTURE struTimingCapture;
			public NET_DVR_EVENT_CAPTURE struEventCapture;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;     // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAPTURE_DAY
		{
			public byte byAllDayCapture;    // 是否全天抓图
			public byte byCaptureType;      // 抓图类型：0-定时抓图，1-移动侦测抓图，2-报警抓图，3-移动侦测或报警抓图，4-移动侦测和报警抓图，6-智能报警抓图
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAPTURE_SCHED
		{
			public NET_DVR_SCHEDTIME struCaptureTime;        // 抓图时间段
			public byte byCaptureType;       // 抓图类型：0-定时抓图，1-移动侦测抓图，2-报警抓图，3-移动侦测或报警抓图，4-移动侦测和报警抓图，6-智能报警抓图
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           // 保留字节
		}

		//通道抓图计划
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCHED_CAPTURECFG
		{
			public uint dwSize;     //结构体
			public byte byEnable;   //是否抓图
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;   //保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CAPTURE_DAY[] struCaptureDay;//全天抓图计划
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CAPTURE_SCHED[] struCaptureSched;//时间段抓图布防计划
			public NET_DVR_CAPTURE_DAY struCaptureHoliday;  //假日抓图计划
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TIMESEGMENT_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CAPTURE_SCHED[] struHolidaySched;    //时间段假日抓图布防计划
			public uint dwRecorderDuration; //抓图保存最长时间 0xffffffff表示该值无效 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;            //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FLOW_TEST_PARAM
		{
			public uint dwSize;              //结构大小
			public int lCardIndex;         //网卡索引
			public uint dwInterval;         //设备上传流量时间间隔, 单位:100ms
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FLOW_INFO
		{
			public uint dwSize;             //结构大小
			public uint dwSendFlowSize;     //发送流量大小,单位kbps
			public uint dwRecvFlowSize;     //接收流量大小,单位kbps
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;          //保留 
		}

		//录像标签
		public const int LABEL_NAME_LEN = 40;
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD_LABEL
		{
			public uint dwSize;                 // 结构体大小
			public NET_DVR_TIME struTimeLabel;          // 标签的时间 
			public byte byQuickAdd;             // 是否快速添加 快速添加时标签名称无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;               // 保留字节
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LABEL_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLabelName;   // 标签的名称 长度为40字节  
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;               // 保留字节
		}

		public const int LABEL_IDENTIFY_LEN = 64;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LABEL_IDENTIFY
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LABEL_IDENTIFY_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLabelIdentify;    // 64字节标识
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;               // 保留字节
		}

		public const int MAX_DEL_LABEL_IDENTIFY = 20;// 删除的最大标签标识个数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEL_LABEL_PARAM
		{
			public uint dwSize;       // 结构体大小
			public byte byMode;   // 按位表示,0x01表示按标识删除
			public byte byRes1;
			public ushort wLabelNum;      // 标签数目   
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DEL_LABEL_IDENTIFY, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_LABEL_IDENTIFY[] struIndentify; // 标签标识
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 160, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;   //保留字节    
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MOD_LABEL_PARAM
		{
			public NET_DVR_LABEL_IDENTIFY struIndentify; //要修改的标签标识
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LABEL_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLabelName;   //修改后的标签名称
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//标签搜索结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FIND_LABEL
		{
			public uint dwSize;          // 结构体大小
			public int lChannel;        // 查找的通道
			public NET_DVR_TIME struStartTime;  // 开始时间
			public NET_DVR_TIME struStopTime;   // 结束时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LABEL_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLabelName;   //  录像标签名称 如果标签名称为空，则搜索起止时间所有标签
			public byte byDrawFrame;        //0:不抽帧，1：抽帧
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 39, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		//标签信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FINDLABEL_DATA
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = LABEL_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLabelName;   // 标签名称
			public NET_DVR_TIME struTimeLabel;      // 标签时间
			public NET_DVR_LABEL_IDENTIFY struLabelIdentify; // 标签标识
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;           // 保留字节
		}

		public const int CARDNUM_LEN_V30 = 40;
		public const int PICTURE_NAME_LEN = 64;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FIND_PICTURE
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PICTURE_NAME_LEN)]
			public string sFileName;//图片名
			public NET_DVR_TIME struTime;//图片的时间
			public uint dwFileSize;//图片的大小
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = CARDNUM_LEN_V30)]
			public string sCardNum; //卡号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //  保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FIND_PICTURE_PARAM
		{
			public uint dwSize;         // 结构体大小 
			public int lChannel;       // 通道号
			public byte byFileType;
			public byte byNeedCard;     // 是否需要卡号
			public byte byProvince;     //省份索引值
			public byte byEventType;      // 事件类型：0保留，1-交通事件；2-违章取证；3-其他事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CARDNUM_LEN_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] sCardNum;     // 卡号
			public NET_DVR_TIME struStartTime;//查找图片的开始时间
			public NET_DVR_TIME struStopTime;// 查找图片的结束时间
																			 //ITC3.7 新增
			public uint dwTrafficType; //图片检索生效项 参考 VCA_OPERATE _TYPE 
			public uint dwVehicleType; //车辆类型 参考 VCA_VEHICLE_TYPE
																 //违规检测类型参考 VCA_ILLEGAL_TYPE 当前不支持复选
			public uint dwIllegalType;
			public byte byLaneNo;  //车道号(1~99)
			public byte bySubHvtType;//0-保留,1-机动车(机动车子类型中支持车牌检索，省份检索),2-非机动车,3-行人
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LICENSE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sLicense;    //车牌号码
			public byte byRegion;     // 区域索引值 0-保留，1-欧洲(Europe Region)，2-俄语区域(Russian Region)，3-欧洲&俄罗斯(EU&CIS), 4-中东(Middle East),0xff-所有
			public byte byCountry;     // 国家索引值，参照：COUNTRY_INDEX 
			public byte byArea;  //地区
			public byte byISO8601;  //是否是8601的时间格式，即时差字段是否有效0-时差无效，年月日时分秒为设备本地时间 1-时差有效 
			public byte cStartTimeDifferenceH;   //开始时间与UTC的时差（小时），-12 ... +14， 正数表示东时区
			public byte cStartTimeDifferenceM;   //开始时间与UTC的时差（分钟），-30, 0, 30, 45，正数表示东时区
			public byte cStopTimeDifferenceH;    //结束时间与UTC的时差（小时），-12 ... +14，正数表示东时区
			public byte cStopTimeDifferenceM;    //结束时间与UTC的时差（分钟），-30, 0, 30, 45，正数表示东时区
		}

		public const int MAX_RECORD_PICTURE_NUM = 50;   //最大备份图片张数  

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BACKUP_PICTURE_PARAM
		{
			public uint dwSize;         // 结构体大小   
			public uint dwPicNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RECORD_PICTURE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_FIND_PICTURE[] struPicture;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN_32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDiskDes;
			public byte byWithPlayer;
			public byte byContinue;    /*是否继续备份 0不继续 1继续*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 34, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_COMPRESSION_LIMIT
		{
			public uint dwSize;           //结构体大小
			public uint dwChannel;        //通道号
			public byte byCompressType;   //待获取的压缩参数类型1,主码流2,子码流3,事件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留
			public NET_DVR_COMPRESSIONCFG_V30 struCurrentCfg; //当前压缩参数配置
		}

		public const int STEP_READY = 0;    //准备升级
		public const int STEP_RECV_DATA = 1;    //接收升级包数据
		public const int STEP_UPGRADE = 2;    //升级系统
		public const int STEP_BACKUP = 3;    //备份系统
		public const int STEP_SEARCH = 255;  //搜索升级文件

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEO_EFFECT
		{
			public uint dwBrightValue;      //亮度[0,255]
			public uint dwContrastValue;    //对比度[0,255]
			public uint dwSaturationValue;  //饱和度[0,255]
			public uint dwHueValue;         //色调[0,255]
			public uint dwSharpness;          //锐度[0,255]
			public uint dwDenoising;          //去噪[0,255]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEO_INPUT_EFFECT
		{
			public uint dwSize;             //结构体大小
			public ushort wEffectMode;        //模式 0-标准 1-室内 2-弱光 3-室外  255-自定义
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 146, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;        //保留
			public NET_DVR_VIDEO_EFFECT struVideoEffect;    //视频效果参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VIDEOPARA_V40
		{
			public uint dwChannel;          // 通道号
			public uint dwVideoParamType;   // 视频参数类型 0-亮度 1-对比度 2-饱和度 3-色度 4-锐度 5-去噪
			public uint dwVideoParamValue;  //对应的视频参数值，范围依据能力集
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEFAULT_VIDEO_COND
		{
			public uint dwSize;         // 结构体大小
			public uint dwChannel;      // 通道号
			public uint dwVideoMode;    // 模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      // 保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ENCODE_JOINT_PARAM
		{
			public uint dwSize;         // 结构体大小
			public byte byJointed;      //  0 没有关联 1 已经关联
			public byte byDevType;      // 被关联的设备类型  1 代表智能设备
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       // 保留字节
			public NET_DVR_IPADDR struIP;           // 关联的被取流设备IP地址
			public ushort wPort;            // 关联的被取流设备端口号
			public ushort wChannel;     // 关联的被取流设备通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;           // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VCA_CHAN_WORKSTATUS
		{
			public byte byJointed;              // 0-没有关联  1-已经关联
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR struIP;                   // 关联的取流设备IP地址
			public ushort wPort;                    // 关联的取流设备端口号
			public ushort wChannel;             // 关联的取流设备通道号
			public byte byVcaChanStatus;        // 0 - 未启用 1 - 启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 19, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;               // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VCA_DEV_WORKSTATUS
		{
			public uint dwSize;         // 结构体大小
			public byte byDeviceStatus; // 设备的状态0 - 正常工作 1- 不正常工作
			public byte byCpuLoad;      // CPU使用率0-100 分别代表使用百分率
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_VCA_CHAN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_VCA_CHAN_WORKSTATUS[] struVcaChanStatus;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_VIDEOPLATFORM_V40
		{
			/*各个子窗口对应解码通道所对应的解码子系统的槽位号(对于视频综合平台中解码子系统有效)*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecoderId;
			//显示窗口所解视频分辨率，1-D1,2-720P,3-1080P，设备端需要根据此//分辨率进行解码通道的分配，如1分屏配置成1080P，则设备会把4个解码通
			//道都分配给此解码通道
			public byte byDecResolution;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 143, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct UNION_NOTVIDEOPLATFORM_V40
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 160, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VGA_DISP_CHAN_CFG_V40
		{
			public uint dwSize;
			public byte byAudio;            /*音频是否开启*/
			public byte byAudioWindowIdx;      /*音频开启子窗口*/
			public byte byVgaResolution;      /*分辨率，从能力集获取*/
			public byte byVedioFormat;         /*1:NTSC,2:PAL，0-NULL*/
			public uint dwWindowMode;       /*画面模式，能力集获取*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;/*各个子窗口关联的解码通道*/
			public byte byEnlargeStatus;          /*是否处于放大状态，0：不放大，1：放大*/
			public byte byEnlargeSubWindowIndex;//放大的子窗口号
			public byte byScale; /*显示模式，0---真实显示，1---缩放显示( 针对BNC )*/
			/*区分共用体，0-视频综合平台内部解码器显示通道配置，1-其他解码器显示通道配置*/
			public byte byUnionType;

			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct struDiff
			{
				[FieldOffsetAttribute(0)]
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 160, ArraySubType = UnmanagedType.I1)]
				public byte[] byRes;

				/*[FieldOffsetAttribute(0)]
				public UNION_VIDEOPLATFORM_V40 struVideoPlatform;

				[FieldOffsetAttribute(0)]
				public UNION_NOTVIDEOPLATFORM_V40 struNotVideoPlatform;
				 * */
			}
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 120, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_V6SUBSYSTEMPARAM
		{
			public byte bySerialTrans;//是否透传，0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 35, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int NET_DVR_V6PSUBSYSTEMARAM_GET = 1501;//获取V6子系统配置
		public const int NET_DVR_V6PSUBSYSTEMARAM_SET = 1502;//设置V6子系统配置

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CORRECT_DEADPIXEL_PARAM
		{
			public uint dwSize;
			public uint dwCommand; //命令：0-进入坏点模式，1-添加坏点，2-保存坏点，3-退出坏点
			public uint dwDeadPixelX; //坏点X坐标
			public uint dwDeadPixelY; //坏点Y坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		public const int MAX_REDAREA_NUM = 6;   //最大红绿灯区域个数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_REDAREACFG
		{
			public uint dwSize;
			public uint dwCorrectEnable; //是否开启校正功能，0-关闭，1-开启
			public uint dwCorrectLevel; //校正级别，1(校正度最低)-10(校正度最高),默认为5
			public uint dwAreaNum; //校正区域个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_REDAREA_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_RECT[] struLaneRect; //校正区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HISTORICDATACFG
		{
			public uint dwSize;
			public uint dwTotalNum;  //历史数据个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int INQUEST_MESSAGE_LEN = 44;    //审讯重点标记信息长度
		public const int INQUEST_MAX_ROOM_NUM = 2;    //最大审讯室个数
		public const int MAX_RESUME_SEGMENT = 2;     //支持同时恢复的片段数目

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_ROOM
		{
			public byte byRoomIndex;     //审讯室编号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;       //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_MESSAGE
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = INQUEST_MESSAGE_LEN)]
			public string sMessage; //重点标记信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 46, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                     //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_SENSOR_DEVICE
		{
			public ushort wDeviceType;  //数据采集设备型号:0-无 1-米乐 2-镭彩 3-优力 4-佳盟 5-永控、6-垅上、7-维纳斯达
			public ushort wDeviceAddr;  //数据采集设备地址	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 28, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_SENSOR_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = INQUEST_MAX_ROOM_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_INQUEST_SENSOR_DEVICE[] struSensorDevice;
			public uint dwSupportPro;      //支持协议类型,按位表示, 新版本走能力集，不再扩展此字段
																		 //0x1:米乐 0x2:镭彩 0x4:优力
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 120, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_ROOM_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = NAME_LEN)]
			public string szCDName; //光盘名称，单室双刻光盘名称是一样的
			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct uCalcMode
			{
				[FieldOffsetAttribute(0)]
				public byte byBitRate;  // byCalcType为0时有效，(0-32、1-48、2-64、3-80、4-96、5-128、
																//6-160、7-192、8-224、9-256、10-320、11-384、12-448、
																//13-512、14-640、15-768、16-896前16个值保留)17-1024、18-1280、19-1536、
																//20-1792、21-2048、22-3072、23-4096、24-8192
				[FieldOffsetAttribute(0)]
				public byte byInquestTime;  // byCalcType为1时有效，0-1小时, 1-2小时,2-3小时,3-4小时, 4-6小时,5-8小时
																		//8-16小时, 9-20小时,10-22小时,11-24小时
			}
			public byte byCalcType;         //刻录计算类型0-按码率 1-按时间
			public byte byAutoDelRecord;    // 是否自动删除录像，0-不删除，即结束时保存录像 1-删除
			public byte byAlarmThreshold;       // 声音报警阀值
			public byte byInquestChannelResolution;     //审讯通道分辨率，0:720P  1:1080P
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_SYSTEM_INFO
		{
			public uint dwRecordMode;         //刻录模式:1 单室双刻模式 2 单室轮刻模式 3 双室双刻模式（修改需要重启设备）
			public uint dwWorkMode;           //工作模式:0 标准模式 1 通用模式(保留，目前只有标准模式)
			public uint dwResolutionMode;     //设备分辨率，0:标清 1:D1 2:720P 3:1080P（高清审讯机不用此字段）
			public NET_DVR_INQUEST_SENSOR_INFO struSensorInfo;  //温湿度传感器配置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = INQUEST_MAX_ROOM_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_INQUEST_ROOM_INFO[] struInquestRoomInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_RESUME_SEGMENT
		{
			public NET_DVR_TIME struStartTime; //事件起始时间
			public NET_DVR_TIME struStopTime;  //事件终止时间
			public byte byRoomIndex;         //审讯室编号,从1开始
			public byte byDriveIndex;        //刻录机编号,从1开始
			public ushort wSegmetSize;         //本片断的大小, 单位M 
			public uint dwSegmentNo;         //本片断在本次审讯中的序号,从1开始 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;           //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_RESUME_EVENT
		{
			public uint dwResumeNum;       //需恢复的事件个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RESUME_SEGMENT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_INQUEST_RESUME_SEGMENT[] struResumeSegment;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 200, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INQUEST_DEVICE_VERSION
		{
			public byte byMainVersion;         /*基线主版本.
								   0 : 未知
								   1 : 8000审讯DVR
								       次版本: 1 : 8000HD-S
								   2 : 8100审讯DVR 
									   次版本: 1 : 审讯81SNL
											   2 : 审讯81SH
											   3 : 审讯81SFH
								   3 : 8608高清审讯机NVR 
									   次版本: 1 : DS-8608SN-SP
											   2 : DS-8608SN-ST
									  */
			public byte bySubVersion;          //基线次版本
			public byte byUpgradeVersion;      //升级版本,未升级为0
			public byte byCustomizeVersion;     //定制版本,非定制为0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;             //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISK_RAID_INFO
		{
			public uint dwSize;   //结构体大小
			public byte byEnable;  //磁盘Raid是否禁用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 35, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SYNCHRONOUS_IPC
		{
			public uint dwSize;    //结构体大小
			public byte byEnable;  //是否启用：为前端IPC同步设备参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPC_PASSWD
		{
			public uint dwSize;    //结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PASSWD_LEN)]
			public string sOldPasswd;  //IPC的旧密码，传给DVR让DVR验证
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = PASSWD_LEN)]
			public string sNewPasswd;  //IPC的新密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//通过获取DVR的网络状态：单位bps
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DEVICE_NET_USING_INFO
		{
			public uint dwSize;    //结构体大小
			public uint dwPreview;   //预览
			public uint dwPlayback;  //回放
			public uint dwIPCModule; //IPC接入
			public uint dwNetDiskRW; //网盘读写
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
		}

		//通过DVR设置前端IPC的IP地址
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IPC_NETCFG
		{
			public uint dwSize;      //结构体大小
			public NET_DVR_IPADDR struIP;       //IPC的IP地址
			public ushort wPort;       //IPC的端口
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 126)]
			public string res;
		}

		//按时间锁定
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_TIME_LOCK
		{
			public uint dwSize;      //结构体大小
			public NET_DVR_TIME strBeginTime;
			public NET_DVR_TIME strEndTime;
			public uint dwChannel;        //通道号, 0xff表示所有通道
			public uint dwRecordType;     //录像类型:  0xffffffff－全部，0－定时录像，1-移动侦测，2－报警触发，3-报警触发或移动侦测，4-报警触发和移动侦测，5-命令触发，6-手动录像，7-智能录像(同文件查找)
			public uint dwLockDuration;   //锁定持续时间,单位秒,0xffffffff表示永久锁定
			public NET_DVR_TIME_EX strUnlockTimePoint;  //加锁时有效，当dwLockDuration不为永久锁定时，锁定持续的时间到此时间点就自动解锁
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LOCK_RETURN
		{
			public uint dwSize;      //结构体大小
			public NET_DVR_TIME strBeginTime;
			public NET_DVR_TIME strEndTime;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//67DVS
		//证书下载类型
		public enum NET_SDK_UPLOAD_TYPE
		{
			UPGRADE_CERT_FILE = 0,
			UPLOAD_CERT_FILE = 1,
			TRIAL_CERT_FILE = 2,
			CONFIGURATION_FILE = 3
		}

		public enum NET_SDK_DOWNLOAD_TYPE
		{
			NET_SDK_DOWNLOAD_CERT = 0,      //下载证书
			NET_SDK_DOWNLOAD_IPC_CFG_FILE = 1,//下载IPC配置文件
			NET_SDK_DOWNLOAD_BASELINE_SCENE_PIC = 2, //下载基准场景图片
			NET_SDK_DOWNLOAD_VQD_ALARM_PIC = 3,       //下载VQD报警图片
			NET_SDK_DOWNLOAD_CONFIGURATION_FILE = 4   //下载配置文件
		}

		//下载状态
		public enum NET_SDK_DOWNLOAD_STATUS
		{
			NET_SDK_DOWNLOAD_STATUS_SUCCESS = 1,    //下载成功
			NET_SDK_DOWNLOAD_STATUS_PROCESSING,     //正在下载
			NET_SDK_DOWNLOAD_STATUS_FAILED,         //下载失败
			NET_SDK_DOWNLOAD_STATUS_UNKOWN_ERROR    //未知错误 
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BONJOUR_CFG
		{
			public uint dwSize;             // 结构体大小
			public byte byEnableBonjour;        // Bonjour使能 0 ：开启 1：关闭
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byFriendlyName;   // 服务名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SOCKS_CFG
		{
			public uint dwSize;             // 结构体大小
			public byte byEnableSocks;          // 使能 0：关闭 1：开启
			public byte byVersion;              // SOCKS版本 4：SOCKS4   5：SOCKS5
			public ushort wProxyPort;               // 代理端口，默认1080
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byProxyaddr;      // 代理IP地址，可以是域名
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byUserName;   // 用户名 SOCKS才用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPassword;           // 密码SOCKS5才用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LOCAL_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocalAddr;  //不使用socks代理的网段，格式为"ip/netmask;ip/netmask;…"
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_QOS_CFG
		{
			public uint dwSize;
			public byte byManageDscp;   // 管理数据的DSCP值 [0-63]
			public byte byAlarmDscp;    // 报警数据的DSCP值 [0-63]
			public byte byVideoDscp;    // 视频数据的DSCP值 [0-63]，byFlag为0时，表示音视频
			public byte byAudioDscp;    // 音频数据的DSCP值 [0-63]，byFlag为1时有效
			public byte byFlag;         // 0：音视频合一，1：音视频分开
			public byte byEnable;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 126, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_HTTPS_CFG
		{
			public uint dwSize;
			public ushort wHttpsPort;       // HTTPS端口
			public byte byEnable;       // 使能 0：关闭 1：开启
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 125, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//证书相关
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CERT_NAME
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_COUNTRY_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCountry;            //国家代号 CN等
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byState;              //洲或省
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byLocality;           //地区
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byOrganization;       //组织
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byUnit;               //单位
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byCommonName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOMAIN_NAME, ArraySubType = UnmanagedType.I1)]
			public byte[] byEmail;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CERT_PARAM
		{
			public uint dwSize;
			public ushort wCertFunc; //证书种类，0-802.1x,1-HTTPS
			public ushort wCertType; //证书类型，0-CA，1-Certificate,2-私钥文件
			public byte byFileType; //证书文件类型，0-PEM,1-PFX
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 35, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int UPLOAD_CERTIFICATE = 1; //上传证书

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CERT_INFO
		{
			public uint dwSize;
			public NET_DVR_CERT_PARAM struCertParam;    //证书参数
			public uint dwValidDays;   //有效天数，类型为自签名时有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPasswd;   //私钥密码
			public NET_DVR_CERT_NAME struCertName;    // 证书名称
			public NET_DVR_CERT_NAME struIssuerName;    // 证书发行者名称（自签名证书信息获取时有效）
			public NET_DVR_TIME_EX struBeginTime;   //证书创建时间（自签名证书信息获取时有效）
			public NET_DVR_TIME_EX struEndTime;   //证书截止时间（自签名证书信息获取时有效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] serialNumber;   //证书标识码（自签名证书信息获取时有效）
			public byte byVersion;
			public byte byKeyAlgorithm;         //加密类型 0-RSA  1-DSA
			public byte byKeyLen;               //加密长度 0-512  1-1024、 2-2048
			public byte bySignatureAlgorithm; //签名算法类型（自签名证书信息获取时有效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//channel record status
		//***通道录像状态*****//
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHANS_RECORD_STATUS
		{
			public byte byValid;       //是否有效
			public byte byRecord;      /*(只读)录像类型, 按位表示:0: 不在录像；1：在录像 2-空闲 
						3-无连接 4-无输入视频 5-未加载 6-存档中
							7-回传中 8-用户名或密码错 9-未验证
							10-存档中和录像中 11-录像回传中和录像中*/
			public ushort wChannelNO;   //通道号
			public uint dwRelatedHD;  //关联磁盘
			public byte byOffLineRecord;  //断网录像功能 0-关闭 1-开启
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_IP_ALARM_GROUP_NUM
		{
			public uint dwSize;
			public uint dwIPAlarmInGroup;      //IP通道报警输入组数
			public uint dwIPAlarmInNum;       //IP通道报警输入个数
			public uint dwIPAlarmOutGroup;     //IP通道报警输出组数
			public uint dwIPAlarmOutNum;      //IP通道报警输出个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//****NVR end***//
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHAN_GROUP_RECORD_STATUS
		{
			public uint dwSize; //结构体大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CHANS_RECORD_STATUS[] struChanStatus; //一组64个
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECTCFG
		{
			public ushort wXCoordinate; /*矩形左上角起始点X坐标*/
			public ushort wYCoordinate; /*矩形左上角Y坐标*/
			public ushort wWidth;       /*矩形宽度*/
			public ushort wHeight;      /*矩形高度*/
		}

		/*窗口信息*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WINCFG
		{
			public uint dwSize;
			public byte byVaild;
			public byte byInputIdx;          /*输入源索引*/
			public byte byLayerIdx;          /*图层，0为最底层*/
			public byte byTransparency; //透明度，0～100 
			public NET_DVR_RECTCFG struWin;//目的窗口(相对显示墙)
			public ushort wScreenHeight;//大屏高
			public ushort wScreenWidth;//大屏宽
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALLWINCFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LAYERNUMS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_WINCFG[] struWinCfg;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENZOOM
		{
			public uint dwSize;
			public uint dwScreenNum;//大屏号
			public NET_DVR_POINT_FRAME struPointFrame;
			public byte byLayer;//图层号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//2011-04-18
		/*摄像机信息,最多9999个，从1开始 */
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_CAMERAINFO
		{
			public uint dwGlobalCamId;      /* cam的全局编号*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sCamName; /*cam的名称*/
			public uint dwMatrixId;          /*cam对应矩阵的编号*/
			public uint dwLocCamId;         /*cam对应矩阵的内部编号*/
			public byte byValid;    /*是否有效，0-否，1-是*/
			public byte byPtzCtrl; /* 是否可控，0-否，1-是*/
			public byte byUseType; //*使用类型，0-不作为干线使用，1-BNC，2-SP3,3-V6光纤，4-其他光纤*/ 
			public byte byUsedByTrunk;//当前使用状态，0-没有被使用，1-被干线使用 
			public byte byTrunkReq; /*摄像机分辨率,以D1为单位：1 - 1个D1，2- 2个D1，作为干线使用时，指的是干线的带宽*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_TIME struInstallTime;//安装时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPurpose;/*用途描述*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*监视器信息，最多2048个*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_MONITORINFO
		{
			public uint dwGloalMonId; /*mon 的统一编号*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sMonName;
			public uint dwMatrixId;  /*mon所在矩阵的编号*/
			public uint dwLocalMonId; /*mon的内部编号*/
			public byte byValid;    /*是否有效，0-否，1-是*/
			public byte byTrunkType; /*使用类型，0-不作为干线使用，1-BNC，2-SP3,3-V6光纤，4-其他光纤*/
			public byte byUsedByTrunk;//当前使用状态，0-没有被使用，1-被干线使用 
			public byte byTrunkReq; /*分辨率, 以D1为单位：1- 1个D1，2- 2个D1，作为干线使用时，指的是干线的带宽*/
			public NET_DVR_TIME struInstallTime;//安装时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPurpose;/*用途描述*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_DIGITALMATRIX
		{
			public NET_DVR_IPADDR struAddress; /*设备为数字设备时的IP信息*/
			public ushort wPort;
			public byte byNicNum; /*0 - eth0, 1 - eth1, 考虑双网口如何通信加入绑定的网口*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 69, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_ANALOGMATRIX
		{
			public byte bySerPortNum;   /*连接的串口号*/
			public byte byMatrixSerPortType;/* 矩阵接入网关的串口与模拟矩阵的键盘口(键盘协议)连接还是与矩阵通信口（矩阵协议）连接 ，0 --- 矩阵协议通讯口 1 --- 键盘通讯口*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_SINGLE_RS232 struRS232;  //232串口参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 200, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIXLIST
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwMatrixNum;//设备返回的矩阵数量
			public IntPtr pBuffer;//矩阵信息缓冲区
			public uint dwBufLen;//所分配指针长度，输入参数
		}

		/*串口配置信息*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_UARTPARAM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPortName;
			public ushort wUserId; /*用户编号，当连接设备为键盘时，绑定一个用户，用于权限管理*/
			public byte byPortType;    /*串口类型，三种0-RS232/1-RS485/2-RS422*/
			public byte byFuncType; /*串口连接的设备的类型0-空闲，1-键盘，2-用作透明通道(485串口不可配置成透明通道),3-模拟矩阵*/
			public byte byProtocolType;  /*串口支持的协议类型, 当连接键盘设备时需要该信息,获取键盘支持协议的编号及描述符*/
			public byte byBaudRate;
			public byte byDataBits;
			public byte byStopBits;   /*停止位*/
			public byte byParity;      /*校验*/
			public byte byFlowCtrl;   /*流控，软件流控，无流控*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 22, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     /*预留*/
		}

		//最多256个用户，1～256
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_USERPARAM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;
			public byte byRole;/*用户角色:0-管理员,1-操作员；只有一个系统管理员，255个操作员*/
			public byte byLevel;  /*统一级别，用于操作级别管理,1- 255*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 18, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//最多255个资源组
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_RESOURSEGROUPPARAM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byGroupName;
			public byte byGroupType;/*0-摄像机CAM组，1-监视器MON组*/
			public byte byRes1;
			public ushort wMemNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 512, ArraySubType = UnmanagedType.U4)]
			public uint[] dwGlobalId;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//最多255个用户组
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_USERGROUPPARAM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sGroupName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 255, ArraySubType = UnmanagedType.U2)]
			public ushort[] wUserMember;  /*包含的用户成员*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 255, ArraySubType = UnmanagedType.U2)]
			public ushort[] wResorceGroupMember; /*包含的资源组成员*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byPermission;//权限，数组0-ptz权限、切换权限、查询权限
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_MATRIX_TRUNKPARAM
		{
			public uint dwSize;
			public uint dwTrunkId;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sTrunkName;
			public uint dwSrcMonId;
			public uint dwDstCamId;
			public byte byTrunkType;  /*使用类型  1-BNC，2-SP3光纤高清，3-SP3光纤D1， 4-V6光纤，5-其他光纤*/
			public byte byAbility;     /*表示光纤的带宽，可以传输几路*/
			public byte bySubChan;   /*针对光纤干线而言，表示子通道号*/
			public byte byLevel;        /* 干线级别 1-255*/
			public ushort wReserveUserID;   //预留的用户ID： 1~256 ，0表示释放预留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 18, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_TRUNKLIST
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwTrunkNum;//设备返回的干线数量
			public IntPtr pBuffer;//干线信息缓冲区
			public uint dwBufLen;//所分配指针长度，输入参数
		}

		public const int MATRIX_PROTOCOL_NUM = 20;    //支持的最大矩阵协议数
		public const int KEYBOARD_PROTOCOL_NUM = 20;    //支持的最大键盘协议数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PROTO_TYPE_EX
		{
			public ushort wType;               /*ipc协议值*/
			public ushort wCommunitionType;     /*0：模拟 1：数字 2：兼容模拟、数字*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DESC_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDescribe; /*协议描述字段*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIXMANAGE_ABIILITY
		{
			public uint dwSize;
			public uint dwMaxCameraNum;//最大Camera数量
			public uint dwMaxMonitorNum;//最大监视器数量
			public ushort wMaxMatrixNum;//最大矩阵数量
			public ushort wMaxSerialNum;//串口数量
			public ushort wMaxUser;//最大用户数
			public ushort wMaxResourceArrayNum;//最大资源组数
			public ushort wMaxUserArrayNum;//最大用户组数
			public ushort wMaxTrunkNum;//最大干线数
			public byte nStartUserNum;//起始用户号
			public byte nStartUserGroupNum;//起始用户组号
			public byte nStartResourceGroupNum;//起始资源组号
			public byte nStartSerialNum;//起始串口号
			public uint dwMatrixProtoNum;     /*有效的矩阵协议数目，从0开始*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MATRIX_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PROTO_TYPE_EX[] struMatrixProto;/*最大协议列表长度*/
			public uint dwKeyBoardProtoNum;     /*有效的键盘协议数目，从0开始*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MATRIX_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PROTO_TYPE_EX[] struKeyBoardProto;/*最大协议列表长度*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//人脸抓拍规则(单条)
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SINGLE_FACESNAPCFG
		{
			public byte byActive;               //是否激活规则：0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
			public NET_VCA_SIZE_FILTER struSizeFilter;   //尺寸过滤器
			public NET_VCA_POLYGON struVcaPolygon;      //人脸识别区域
		}

		//人脸抓拍规则参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAPCFG
		{
			public uint dwSize;
			public byte bySnapTime;                 //单个目标人脸的抓拍次数0-10
			public byte bySnapInterval;                 //抓拍间隔，单位：帧
			public byte bySnapThreshold;               //抓拍阈值，0-100
			public byte byGenerateRate;         //目标生成速度,范围[1, 5]	
			public byte bySensitive;            //目标检测灵敏度，范围[1, 5]
			public byte byReferenceBright; //2012-3-27参考亮度[0,100]
			public byte byMatchType;         //2012-5-3比对报警模式，0-目标消失后报警，1-实时报警
			public byte byMatchThreshold;  //2012-5-3实时比对阈值，0~100
			public NET_DVR_JPEGPARA struPictureParam; //图片规格结构
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_RULE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_SINGLE_FACESNAPCFG[] struRule; //人脸抓拍规则
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 100, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//人体特征识别结果结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_HUMAN_FEATURE
		{
			public byte byAgeGroup;    //年龄段,参见 HUMAN_AGE_GROUP_ENUM
			public byte bySex;         //性别, 0-表示“未知”（算法不支持）,1 – 男 , 2 – 女, 0xff-算法支持，但是没有识别出来
			public byte byEyeGlass;    //是否戴眼镜 0-表示“未知”（算法不支持）,1 – 不戴, 2 – 戴,0xff-算法支持，但是没有识别出来
																 //抓拍图片人脸年龄的使用方式，如byAge为15,byAgeDeviation为1,表示，实际人脸图片年龄的为14-16之间
			public byte byAge;//年龄 0-表示“未知”（算法不支持）,0xff-算法支持，但是没有识别出来
			public byte byAgeDeviation;//年龄误差值
			public byte byEthnic;   //字段预留,暂不开放
			public byte byMask;       //是否戴口罩 0-表示“未知”（算法不支持）,1 – 不戴, 2 –戴普通眼镜, 3 –戴墨镜,0xff-算法支持，但是没有识别出来
			public byte bySmile;      //是否微笑 0-表示“未知”（算法不支持）,1 – 不微笑, 2 – 微笑, 0xff-算法支持，但是没有识别出来
			public byte byFaceExpression;    /*表情,参见FACE_EXPRESSION_GROUP_ENUM*/
			public byte byBeard;  //胡子, 0-不支持，1-没有胡子，2-有胡子，0xff-unknow表示未知,算法支持未检出
			public byte byRace;  //人种, 0-不支持，1-亚洲人，2-黑人，3-白人,0xff-unknow表示未知,算法支持未检出
			public byte byHat;   //帽子, 0-不支持,1-不戴帽子,2-戴帽子,0xff-unknow表示未知,算法支持未检出
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		//人脸抓拍结果报警上传
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAP_RESULT
		{
			public uint dwSize;
			public uint dwRelativeTime;
			public uint dwAbsTime;
			public uint dwFacePicID;
			public uint dwFaceScore;
			public NET_VCA_TARGET_INFO struTargetInfo;
			public NET_VCA_RECT struRect;
			public NET_VCA_DEV_INFO struDevInfo;
			public uint dwFacePicLen;
			public uint dwBackgroundPicLen;
			public byte bySmart;            //IDS设备返回0(默认值)，Smart Functiom Return 1
			public byte byAlarmEndMark;//报警结束标记0-保留，1-结束标记（该字段结合人脸ID字段使用，表示该ID对应的下报警结束，主要提供给NVR使用，用于判断报警结束，提取识别图片数据中，清晰度最高的图片）
			public byte byRepeatTimes;   //重复报警次数，0-无意义
			public byte byUploadEventDataType;//人脸图片数据长传方式：0-二进制数据，1-URL
			public NET_VCA_HUMAN_FEATURE struFeature;  //人体属性
			public float fStayDuration;  //停留画面中时间(单位: 秒)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sStorageIP;        //存储服务IP地址
			public ushort wStoragePort;            //存储服务端口号
			public ushort wDevInfoIvmsChannelEx;     //与NET_VCA_DEV_INFO里的byIvmsChannel含义相同，能表示更大的值。老客户端用byIvmsChannel能继续兼容，但是最大到255。新客户端版本请使用wDevInfoIvmsChannelEx。
			public byte byFacePicQuality;
			public byte byUIDLen;     // 上传报警的标识长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;     // 保留字节
			public IntPtr pUIDBuffer;  //标识指针
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 7, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;              // 保留字节
			public byte byBrokenNetHttp;     //断网续传标志位，0-不是重传数据，1-重传数据
			public IntPtr pBuffer1;//指向人脸子图的图片数据
			public IntPtr pBuffer2;//背景图的图片数据（保留，通过查找背景图接口可以获取背景图）
		}

		//人脸侦测报警信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FACE_DETECTION
		{
			public uint dwSize;
			public uint dwRelativeTime;
			public uint dwAbsTime;
			public uint dwBackgroundPicLen;
			public NET_VCA_DEV_INFO struDevInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 30, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_RECT[] struFacePic; //人脸子图区域，归一化值，相对于大图（背景图)的分辨率
			public byte byFacePicNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 255, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
			public IntPtr pBackgroundPicpBuffer;//背景图的图片数据
		}

		//虚焦侦测结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEFOCUS_ALARM
		{
			public uint dwSize;     /*结构长度*/
			public NET_VCA_DEV_INFO struDevInfo;/*设备信息*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUDIOEXCEPTION_ALARM
		{
			public uint dwSize;     /*结构长度*/
			public byte byAlarmType;//报警类型，1-音频输入异常，2-音频输入突变
			public byte byRes1;
			public ushort wAudioDecibel;//声音强度（音频输入突变时用到）
			public NET_VCA_DEV_INFO struDevInfo;/*设备信息*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_BUTTON_DOWN_EXCEPTION_ALARM
		{
			public uint dwSize;     /*结构长度*/
			public NET_VCA_DEV_INFO struDevInfo;/*设备信息*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FD_IMAGE_CFG
		{
			public uint dwWidth;                  //灰度图像数据宽度
			public uint dwHeight;                 //灰度图像高度
			public uint dwImageLen;  //灰度图像数据长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
			public IntPtr pImage;    //灰度图像数据
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FD_PROCIMG_CFG
		{
			public uint dwSize;           //结构大小
			public byte byEnable;         //是否激活规则;
			public byte bySensitivity;      //检测灵敏度，[0,5]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 22, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;       //保留字节 
			public NET_VCA_SIZE_FILTER struSizeFilter;  //尺寸过滤器
			public NET_VCA_POLYGON struPolygon;    //多边形
			public NET_VCA_FD_IMAGE_CFG struFDImage;  //图片信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;    //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SUB_PROCIMG
		{
			public uint dwImageLen;  //图片数据长度
			public uint dwFaceScore;        //人脸评分,0-100
			public NET_VCA_RECT struVcaRect; //人脸子图区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
			public IntPtr pImage;  //图片数据
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FD_PROCIMG_RESULT
		{
			public uint dwSize;   //结构大小
			public uint dwImageId; //大图ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
			public uint dwSubImageNum;  //人脸子图张数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_TARGET_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_SUB_PROCIMG[] struProcImg;  //单张子图信息
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PICMODEL_RESULT
		{
			public uint dwImageLen;  //图片数据长度
			public uint dwModelLen;  //模型数据长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
			public IntPtr pImage;  //人脸图片数据指针
			public IntPtr pModel;  //模型数据指针
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_REGISTER_PIC
		{
			public uint dwImageID; //大图ID
			public uint dwFaceScore;        //人脸评分,0-100
			public NET_VCA_RECT struVcaRect;  //人脸子图区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		//籍贯参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AREAINFOCFG
		{
			public ushort wNationalityID;//国籍
			public ushort wProvinceID;//省
			public ushort wCityID;//市
			public ushort wCountyID;//县
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//人员信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_HUMAN_ATTRIBUTE
		{
			public byte bySex;//性别：0-男，1-女
			public byte byCertificateType;//证件类型：0-身份证，1-警官证
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HUMAN_BIRTHDATE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byBirthDate;//出生年月，如：201106
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byName; //姓名
			public NET_DVR_AREAINFOCFG struNativePlace;//籍贯参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCertificateNumber; //证件号
			public uint dwPersonInfoExtendLen;// 人员标签信息扩展长度
			public IntPtr pPersonInfoExtend;  //人员标签信息扩展信息
			public byte byAgeGroup;//年龄段，详见HUMAN_AGE_GROUP_ENUM，如传入0xff表示未知
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 11, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_HUMANATTRIBUTE_COND
		{
			public byte bySex; //性别：0-不启用，1-男，2-女
			public byte byCertificateType; //证件类型：0-不启用，1-身份证，2-警官证
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HUMAN_BIRTHDATE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byStartBirthDate; //起始出生年月，如：201106
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HUMAN_BIRTHDATE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byEndBirthDate; //截止出生年月，如201106
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byName; //姓名
			public NET_DVR_AREAINFOCFG struNativePlace; //籍贯参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCertificateNumber;  //证件号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//黑名单信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_INFO
		{
			public uint dwSize;//结构大小
			public uint dwRegisterID;//名单注册ID号（只读）
			public uint dwGroupNo;//分组号
			public byte byType;//黑白名单标志：0-全部，1-白名单，2-黑名单
			public byte byLevel;//黑名单等级，0-全部，1-低，2-中，3-高
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			public NET_VCA_HUMAN_ATTRIBUTE struAttribute;//人员信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRemark;//备注信息
			public uint dwFDDescriptionLen;//人脸库描述数据长度
			public IntPtr pFDDescriptionBuffer;//人脸库描述数据指针
			public uint dwFCAdditionInfoLen;//抓拍库附加信息长度
			public IntPtr pFCAdditionInfoBuffer;//抓拍库附加信息数据指针（FCAdditionInfo中包含相机PTZ坐标）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;//保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_PARA
		{
			public uint dwSize;   //结构大小
			public NET_VCA_BLACKLIST_INFO struBlackListInfo;  //黑名单基本参数
			public uint dwRegisterPicNum;  //黑名单图个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HUMAN_PICTURE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_PICMODEL_RESULT[] struRegisterPic;  //黑名单图片信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_COND
		{
			public Int32 lChannel; //通道号
			public uint dwGroupNo; //分组号
			public byte byType; //黑白名单标志：0-全部，1-白名单，2-黑名单
			public byte byLevel; //黑名单等级，0-全部，1-低，2-中，3-高
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;  //保留
			public NET_VCA_HUMAN_ATTRIBUTE struAttribute; //人员信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_PIC
		{
			public uint dwSize;   //结构大小
			public uint dwFacePicNum;  //人脸图个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_HUMAN_PICTURE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_PICMODEL_RESULT[] struBlackListPic;  //单张照片信息
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FIND_PICTURECOND
		{
			public Int32 lChannel;//通道号
			public NET_DVR_TIME struStartTime;//开始时间
			public NET_DVR_TIME struStopTime;//结束时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		public const int MAX_FACE_PIC_LEN = 6144;   //最大人脸图片数据长度

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SUB_SNAPPIC_DATA
		{
			public uint dwFacePicID; //人脸图ID
			public uint dwFacePicLen;  //人脸图数据长度
			public NET_DVR_TIME struSnapTime;  //抓拍时间
			public uint dwSimilarity; //相似度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_FACE_PIC_LEN)]
			public string sPicBuf;  //图片数据
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_ADVANCE_FIND
		{
			public uint dwFacePicID; //人脸图片ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 36, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_NORMAL_FIND
		{
			public uint dwImageID; //大图ID
			public uint dwFaceScore;  //人脸评分
			public NET_VCA_RECT struVcaRect; //人脸子图区域
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_VCA_FIND_SNAPPIC_UNION
		{
			//联合体大小为44字节
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			/*[FieldOffsetAttribute(0)]
			public NET_VCA_NORMAL_FIND  struNormalFind; //普通检索
			[FieldOffsetAttribute(0)]
			public NET_VCA_ADVANCE_FIND struAdvanceFind; //高级检索
			 * */
		}

		public enum VCA_FIND_SNAPPIC_TYPE
		{
			VCA_NORMAL_FIND = 0x00000000,   //普通检索
			VCA_ADVANCE_FIND = 0x00000001  //高级检索
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FIND_PICTURECOND_ADVANCE
		{
			public Int32 lChannel;//通道号
			public NET_DVR_TIME struStartTime;//开始时间
			public NET_DVR_TIME struStopTime;//结束时间
			public byte byThreshold;  //阈值，0-100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 23, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
			public VCA_FIND_SNAPPIC_TYPE dwFindType;//检索类型，详见VCA_FIND_SNAPPIC_TYPE
			public NET_VCA_FIND_SNAPPIC_UNION uFindParam; //检索参数
		}

		//人脸抓拍信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAP_INFO_ALARM
		{
			public uint dwRelativeTime;     // 相对时标
			public uint dwAbsTime;            // 绝对时标
			public uint dwSnapFacePicID;       //抓拍人脸图ID
			public uint dwSnapFacePicLen;        //抓拍人脸子图的长度，为0表示没有图片，大于0表示有图片
			public NET_VCA_DEV_INFO struDevInfo;   //前端设备信息
			public byte byFaceScore;        //人脸评分，指人脸子图的质量的评分,0-100
			public byte bySex;//性别，0-未知，1-男，2-女
			public byte byGlasses;//是否带眼镜，0-未知，1-是，2-否
			/*
			 * 识别人脸的年龄段范围[byAge-byAgeDeviation,byAge+byAgeDeviation]
			 */
			public byte byAge;//年龄
			public byte byAgeDeviation;//年龄误差值
			public byte byAgeGroup;//年龄段，详见HUMAN_AGE_GROUP_ENUM，若传入0xff表示未知
			/*人脸子图图片质量评估等级，0-低等质量,1-中等质量,2-高等质量,
			该质量评估算法仅针对人脸子图单张图片,具体是通过姿态、清晰度、遮挡情况、光照情况等可影响人脸识别性能的因素综合评估的结果*/
			public byte byFacePicQuality;
			public byte byEthnic; //字段预留,暂不开放
			public uint dwUIDLen; // 上传报警的标识长度
			public IntPtr pUIDBuffer;  //标识指针
			public float fStayDuration;  //停留画面中时间(单位: 秒)
			public IntPtr pBuffer1;  //抓拍人脸子图的图片数据
		}


		//黑名单报警信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_INFO_ALARM
		{
			public NET_VCA_BLACKLIST_INFO struBlackListInfo;
			public uint dwBlackListPicLen;       //黑名单人脸子图的长度，为0表示没有图片，大于0表示有图片
			public uint dwFDIDLen;// 人脸库ID长度
			public IntPtr pFDID;  //人脸库Id指针
			public uint dwPIDLen;// 人脸库图片ID长度
			public IntPtr pPID;  //人脸库图片ID指针
			public ushort wThresholdValue; //人脸库阈值[0,100]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
			public IntPtr pBuffer1;//指向图片的指针
		}

		//黑名单比对结果报警上传
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAP_MATCH_ALARM
		{
			public uint dwSize;             // 结构大小
			public float fSimilarity; //相似度，[0.001,1]
			public NET_VCA_FACESNAP_INFO_ALARM struSnapInfo; //抓拍信息
			public NET_VCA_BLACKLIST_INFO_ALARM struBlackListInfo; //黑名单信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sStorageIP;        //存储服务IP地址
			public ushort wStoragePort;            //存储服务端口号
			public byte byMatchPicNum; //匹配图片的数量，0-保留（老设备这个值默认0，新设备这个值为0时表示后续没有匹配的图片信息）
			public byte byPicTransType;//图片数据传输方式: 0-二进制；1-url
			public uint dwSnapPicLen;//设备识别抓拍图片长度
			public IntPtr pSnapPicBuffer;//设备识别抓拍图片指针
			public NET_VCA_RECT struRegion;//目标边界框，设备识别抓拍图片中，人脸子图坐标
			public uint dwModelDataLen;//建模数据长度
			public IntPtr pModelDataBuffer;// 建模数据指针
			public byte byModelingStatus;// 建模状态
			public byte byLivenessDetectionStatus;//活体检测状态：0-保留，1-未知（检测失败），2-非真人人脸，3-真人人脸，4-未开启活体检测
			public byte cTimeDifferenceH;         /*与UTC的时差（小时），-12 ... +14， +表示东区,0xff无效*/
			public byte cTimeDifferenceM;       /*与UTC的时差（分钟），-30, 30, 45， +表示东区，0xff无效*/
			public byte byMask;                //抓拍图是否戴口罩，0-保留，1-未知，2-不戴口罩，3-戴口罩
			public byte bySmile;               //抓拍图是否微笑，0-保留，1-未知，2-不微笑，3-微笑
			public byte byContrastStatus;      //比对结果，0-保留，1-比对成功，2-比对失败
			public byte byBrokenNetHttp;     //断网续传标志位，0-不是重传数据，1-重传数据
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_INFO_ALARM_LOG
		{
			public NET_VCA_BLACKLIST_INFO struBlackListInfo; //黑名单基本信息
			public uint dwBlackListPicID;       //黑名单人脸子图ID，用于查找图片
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAP_INFO_ALARM_LOG
		{
			public uint dwRelativeTime;     // 相对时标
			public uint dwAbsTime;          // 绝对时标
			public uint dwSnapFacePicID;       //抓拍人脸图ID
			public NET_VCA_DEV_INFO struDevInfo;        //前端设备信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACESNAP_MATCH_ALARM_LOG
		{
			public uint dwSize;             // 结构大小
			public float fSimilarity; //相似度，[0.001,1]
			public NET_VCA_FACESNAP_INFO_ALARM_LOG struSnapInfoLog; //抓拍信息
			public NET_VCA_BLACKLIST_INFO_ALARM_LOG struBlackListInfoLog; //黑名单信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACEMATCH_PICCOND
		{
			public uint dwSize;             // 结构大小
			public uint dwSnapFaceID; //抓拍人脸子图ID
			public uint dwBlackListID; //匹配的黑名单ID
			public uint dwBlackListFaceID; //比对的黑名单人脸子图ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              // 保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_FACEMATCH_PICTURE
		{
			public uint dwSize;             // 结构大小
			public uint dwSnapFaceLen; //抓拍人脸子图长度
			public uint dwBlackListFaceLen; //比对的黑名单人脸子图长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;              //保留字节
			public IntPtr pSnapFace;  //抓拍人脸子图的图片数据
			public IntPtr pBlackListFace;  //比对的黑名单人脸子图数据
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_BLACKLIST_FASTREGISTER_PARA
		{
			public uint dwSize;   //结构大小
			public NET_VCA_BLACKLIST_INFO struBlackListInfo;  //黑名单基本参数
			public uint dwImageLen;  //图像数据长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 124, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
			public IntPtr pImage;    //图像数据
		}

		//单个分区配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SINGLE_PATH
		{
			public byte byActive;  // 是否可用,0-否,1-是 
			public byte byType;   //0-存储抓拍，1-存储黑名单比对报警，2-存储抓拍和黑名单比对报警，0xff-无效
			public byte bySaveAlarmPic; //是否用于保存断网的报警图片，0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1; //保留
			public uint dwDiskDriver;   //盘符号，从0开始
			public uint dwLeftSpace;   //预留容量（单位为G）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2; //保留
		}

		//存储路径设置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_SAVE_PATH_CFG
		{
			public uint dwSize;   //结构大小
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISKNUM_V30, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_SINGLE_PATH[] struPathInfo; //单个分区
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 40, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEV_ACCESS_CFG
		{
			public uint dwSize;
			public NET_DVR_IPADDR struIP;       //接入设备的IP地址
			public ushort wDevicePort;              //端口号
			public byte byEnable;                //是否启用，0-否，1-是
			public byte byRes1;             //保留
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;    //接入设备的登录帐号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;    //接入设备的登录密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 60, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}
		/********************************智能人脸识别 end****************************/
		//分辨率
		public const int NOT_AVALIABLE = 0;
		public const int SVGA_60HZ = 52505660;
		public const int SVGA_75HZ = 52505675;
		public const int XGA_60HZ = 67207228;
		public const int XGA_75HZ = 67207243;
		public const int SXGA_60HZ = 84017212;
		public const int SXGA2_60HZ = 84009020;
		public const int _720P_60HZ = 83978300;
		public const int _720P_50HZ = 83978290;
		public const int _1080I_60HZ = 394402876;
		public const int _1080I_50HZ = 394402866;
		public const int _1080P_60HZ = 125967420;
		public const int _1080P_50HZ = 125967410;
		public const int _1080P_30HZ = 125967390;
		public const int _1080P_25HZ = 125967385;
		public const int _1080P_24HZ = 125967384;
		public const int UXGA_60HZ = 105011260;
		public const int UXGA_30HZ = 105011230;
		public const int WSXGA_60HZ = 110234940;
		public const int WUXGA_60HZ = 125982780;
		public const int WUXGA_30HZ = 125982750;
		public const int WXGA_60HZ = 89227324;
		public const int SXGA_PLUS_60HZ = 91884860;

		//显示通道画面分割模式
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISPWINDOWMODE
		{
			public byte byDispChanType;//显示通道类型：0-VGA, 1-BNC, 2-HDMI, 3-DVI
			public byte byDispChanSeq;//显示通道序号,从1开始，如果类型是VGA，则表示第几个VGA
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_NUM, ArraySubType = UnmanagedType.I1)]
			public byte[] byDispMode;
		}

		//显示通道信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISPINFO
		{
			public byte byChanNums;//通道个数
			public byte byStartChan;//起始通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SUPPORT_RES, ArraySubType = UnmanagedType.U1)]
			public uint[] dwSupportResolution;//支持的分辨率
		}

		//大屏拼接信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENINFO
		{
			public byte bySupportBigScreenNums;//最多大屏拼接数量
			public byte byStartBigScreenNum;//大屏拼接起始号
			public byte byMaxScreenX;//大屏拼接模式
			public byte byMaxScreenY;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_ABILITY_V41
		{
			public uint dwSize;
			public byte byDspNums;//DSP个数  
			public byte byDecChanNums;//解码通道数
			public byte byStartChan;//起始解码通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;

			public NET_DVR_DISPINFO struVgaInfo;//VGA显示通道信息
			public NET_DVR_DISPINFO struBncInfo;//BNC显示通道信息
			public NET_DVR_DISPINFO struHdmiInfo;//HDMI显示通道信息
			public NET_DVR_DISPINFO struDviInfo;//DVI显示通道信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISPNUM_V41, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISPWINDOWMODE[] struDispMode;
			public NET_DVR_SCREENINFO struBigScreenInfo;
			public byte bySupportAutoReboot; //是否支持自动重启，0-不支持，1-支持
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 119, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		public const int MAX_WINDOWS = 16;//最大窗口数
		public const int MAX_WINDOWS_V41 = 36;

		public const int STARTDISPCHAN_VGA = 1;
		public const int STARTDISPCHAN_BNC = 9;
		public const int STARTDISPCHAN_HDMI = 25;
		public const int STARTDISPCHAN_DVI = 29;

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_VIDEO_PLATFORM
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 160, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			/*[FieldOffsetAttribute(0)]
			public VideoPlatform struVideoPlatform;
			[FieldOffsetAttribute(0)]
			public NotVideoPlatform struNotVideoPlatform;
			 * */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct VideoPlatform
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecoderId;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byDecResolution;
			public NET_DVR_RECTCFG struPosition; //显示通道在电视墙中位置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 80, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NotVideoPlatform
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 160, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*显示通道配置结构体*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_VOUTCFG
		{
			public uint dwSize;
			public byte byAudio;            /*音频是否开启*/
			public byte byAudioWindowIdx;      /*音频开启子窗口*/
			public byte byDispChanType;      /*显示通道类型：0-BNC，1-VGA，2-HDMI，3-DVI，4-YPbPr(解码卡服务器DECODER_SERVER专用)*/
			public byte byVedioFormat;         /*1:NTSC,2:PAL，0-NULL*/
			public uint dwResolution;//分辨率
			public uint dwWindowMode;       /*画面模式，能力集获取*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;/*各个子窗口关联的解码通道,设备支持解码资源自动分配时此参数不用填充*/
			public byte byEnlargeStatus;          /*是否处于放大状态，0：不放大，1：放大*/
			public byte byEnlargeSubWindowIndex;//放大的子窗口号
			public byte byScale; /*显示模式，0---真实显示，1---缩放显示( 针对BNC )*/
			public byte byUnionType;/*区分共用体,0-视频综合平台内部解码器显示通道配置，1-其他解码器显示通道配置*/
			public NET_DVR_VIDEO_PLATFORM struDiff;
			public uint dwDispChanNum; //显示输出号，此参数在全部获取时有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 76, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*解码器设备状态*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISP_CHAN_STATUS_V41
		{
			public byte byDispStatus;      /*显示状态：0：未显示，1：启动显示*/
			public byte byBVGA;              /*0-BNC，1-VGA， 2-HDMI，3-DVI，0xff-无效*/
			public byte byVideoFormat;     /*视频制式，1:NTSC,2:PAL,0-NON*/
			public byte byWindowMode;       /*画面模式*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;   /*各个子画面关联的解码通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byFpsDisp;        /*每个子画面的显示帧率*/
			public byte byScreenMode;       /*屏幕模式0-普通 1-大屏*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwDispChan; /*获取全部显示通道状态时有效，设置时可填0*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*解码器设备状态*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DECODER_WORK_STATUS_V41
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_MATRIX_CHAN_STATUS[] struDecChanStatus;     /*解码通道状态*/
			/*显示通道状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DISPNUM_V41, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_DISP_CHAN_STATUS_V41[] struDispChanStatus;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmInStatus;         /*报警输入状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byAlarmOutStatus;       /*报警输出状态*/
			public byte byAudioInChanStatus;          /*语音对讲状态*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 127, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*******************************文件回放-远程回放设置*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_DEC_REMOTE_PLAY_V41
		{
			public uint dwSize;
			public NET_DVR_IPADDR struIP;       /* DVR IP地址 */
			public ushort wDVRPort;         /* 端口号 */
			public byte byChannel;          /* 通道号 */
			public byte byReserve;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;        /* 用户名 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;        /* 密码 */
			public uint dwPlayMode;     /* 0－按文件 1－按时间*/
			public NET_DVR_TIME StartTime;
			public NET_DVR_TIME StopTime;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string sFileName;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;        /*保留*/
		}

		public const int MAX_BIGSCREENNUM_SCENE = 100;

		//显示通道配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECTCFG_SCENE
		{
			public ushort wXCoordinate; /*矩形左上角起始点X坐标*/
			public ushort wYCoordinate; /*矩形左上角Y坐标*/
			public ushort wWidth;       /*矩形宽度*/
			public ushort wHeight;      /*矩形高度*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCENEDISPCFG
		{
			public byte byEnable;//是否启用，0-不启用，1-启用
			public byte bySoltNum;//槽位号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byDispChanNum;
			public byte byAudio;                /*音频是否开启,0-否，1-是*/
			public byte byAudioWindowIdx;      /*音频开启子窗口*/
			public byte byVedioFormat;          /*1:NTSC,2:PAL，0-NULL*/
			public byte byWindowMode;           /*画面模式，从能力集获取*/
			public byte byEnlargeStatus;         /*是否处于放大状态，0：不放大，1：放大*/
			public byte byEnlargeSubWindowIndex;//放大的子窗口号    
			public byte byScale; /*显示模式，0-真实显示，1-缩放显示( 针对BNC )*/
			public uint dwResolution;//分辨率
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecChan;/*各个子窗口关联的解码通道*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byJoinDecoderId;/*槽位号*/
			//显示窗口所解视频分辨率，1-D1,2-720P,3-1080P，设备端需要根据此//分辨率进行解码通道的分配，如1分屏配置成1080P，则设备会把4个解码通道都分配给此解码通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WINDOWS_V41, ArraySubType = UnmanagedType.I1)]
			public byte[] byDecResolution;
			public byte byRow;//大屏所在的行的序号
			public byte byColumn;//大屏所在的列的序号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public NET_DVR_RECTCFG struDisp; //电视墙显示位置
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEV_CHAN_INFO_SCENE
		{
			public NET_DVR_IPADDR struIP;               /* DVR IP地址 */
			public ushort wDVRPort;             /* 端口号 */
			public byte byChannel;      /* 通道号，对于9000等设备的IPC接入，通道号从33开始 */
			public byte byTransProtocol;        /* 传输协议类型0-TCP，1-UDP ，2-MCAST，3-RTP*/
			public byte byTransMode;            /* 传输码流模式 0－主码流 1－子码流*/
			public byte byFactoryType;              /*前端设备厂家类型*/
			public byte byDeviceType;           //设备类型，1-IPC，2- ENCODER
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;    /* 监控主机登陆帐号 */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword;    /* 监控主机密码 */
		}

		/*流媒体服务器基本配置*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_STREAM_MEDIA_SERVER_CFG_SCENE
		{
			public byte byValid;            /*是否启用流媒体服务器取流,0表示无效*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_IPADDR struDevIP;    /*流媒体服务器地址*/
			public ushort wDevPort;         /*流媒体服务器端口*/
			public byte byTransmitType;     /*传输协议类型0-TCP，1-UDP */
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PU_STREAM_CFG_SCENE
		{
			public NET_DVR_STREAM_MEDIA_SERVER_CFG_SCENE streamMediaServerCfg;
			public NET_DVR_DEV_CHAN_INFO_SCENE struDevChanInfo;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CYC_SUR_CHAN_ELE_SCENE
		{
			public byte byEnable;   /* 是否启用 0－否 1－启用*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_STREAM_MEDIA_SERVER_CFG_SCENE struStreamMediaSvrCfg;
			public NET_DVR_DEV_CHAN_INFO_SCENE struDecChanInfo; /*轮巡解码通道信息*/
		}

		//轮巡解码结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_LOOP_DECINFO_SCENE
		{
			public ushort wPoolTime;        /*轮询间隔*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CYCLE_CHAN, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CYC_SUR_CHAN_ELE_SCENE[] struChanArray;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BIGSCREENCFG_SCENE
		{
			public byte byAllValid; /*漫游使能标志 */
			public byte byAssociateBaseMap;//关联的底图序号，0代表不关联
			public byte byEnableSpartan;//大屏畅显使能，1-开，0-关
			public byte byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LAYERNUMS, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_WINCFG[] struWinCfg;
			public NET_DVR_BIGSCREENCFG struBigScreen;

			public void Init()
			{
				struBigScreen = new NET_DVR_BIGSCREENCFG();
				struWinCfg = new NET_DVR_WINCFG[MAX_LAYERNUMS];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_SCENECFG
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSceneName;
			public byte byBigScreenNums;//大屏的个数，最大值通过能力集获取
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public ushort wDecChanNums;//场景中解码通道的个数
			public ushort wDispChanNums;//场景中显示通道的个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public IntPtr pBigScreenBuffer;//大屏配置缓冲区, byBigScreenNums×sizeof(NET_DVR_BIGSCREENCFG_SCENE)
			public IntPtr pDecChanBuffer;//解码通道配置缓冲区, wDecChanNums×sizeof(NET_DVR_DECODECHANCFG_SCENE)
			public IntPtr pDispChanBuffer;//显示通道配置缓冲区, wDispChanNums×sizeof(NET_DVR_SCENEDISPCFG)
			public void Init()
			{
				sSceneName = new byte[NAME_LEN];
				byRes1 = new byte[3];
				byRes1 = new byte[12];
			}
		}
		public const int NET_DVR_GET_ALLWINCFG = 1503; //窗口参数获取

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BIGSCREENASSOCIATECFG
		{
			public uint dwSize;
			public byte byEnableBaseMap;//使能底图显示
			public byte byAssociateBaseMap;//关联的底图序号，0代表不关联
			public byte byEnableSpartan;//大屏畅显使能，1-开，0-关
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 21, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*******************************窗口设置*******************************/
		public const int MAX_WIN_COUNT = 224; //支持的最大开窗数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREEN_WINCFG
		{
			public uint dwSize;
			public byte byVaild;
			public byte byInputType;        //见CAM_MDOE
			public ushort wInputIdx;            /*输入源索引*/
			public uint dwLayerIdx;         /*图层，0为最底层*/
			public NET_DVR_RECTCFG struWin; //目的窗口(相对显示墙)
			public byte byWndIndex;         //窗口号
			public byte byCBD;              //0-无，1-带背景，2-不带背景
			public byte bySubWnd;           //0不是，1是
			public byte byRes1;
			public uint dwDeviceIndex;//设备序号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_WINLIST
		{
			public uint dwSize;
			public ushort wScreenSeq;   //设备序号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 10, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwWinNum;   //设备返回的窗口数量
			public IntPtr pBuffer;  //窗口信息缓冲区，最大为224*sizeof(NET_DVR_WINCFG)
			public uint dwBufLen;   //所分配指针长度
		}

		public const int MAX_LAYOUT_COUNT = 16;     //最大布局数

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LAYOUTCFG
		{
			public uint dwSize;
			public byte byValid;                                //布局是否有效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byLayoutName;         //布局名称			
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_WIN_COUNT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCREEN_WINCFG[] struWinCfg;  //布局内窗口参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LAYOUT_LIST
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LAYOUT_COUNT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_LAYOUTCFG[] struLayoutInfo;   //所有布局
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int MAX_CAM_COUNT = 224;

		public enum NET_DVR_CAM_MODE
		{
			NET_DVR_UNKNOW = 0,//无效
			NET_DVR_CAM_BNC,
			NET_DVR_CAM_VGA,
			NET_DVR_CAM_DVI,
			NET_DVR_CAM_HDMI,
			NET_DVR_CAM_IP,
			NET_DVR_CAM_RGB,
			NET_DVR_CAM_DECODER,
			NET_DVR_CAM_MATRIX,
			NET_DVR_CAM_YPBPR,
			NET_DVR_CAM_USB,
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INPUTSTREAMCFG
		{
			public uint dwSize;
			public byte byValid;
			public byte byCamMode;                      //信号输入源类型，见NET_DVR_CAM_MODE
			public ushort wInputNo;                     //信号源序号0-224
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sCamName;         //信号输入源名称
			public NET_DVR_VIDEOEFFECT struVideoEffect; //视频参数
			public NET_DVR_PU_STREAM_CFG struPuStream;  //ip输入时使用
			public ushort wBoardNum;                        //信号源所在的板卡号
			public ushort wInputIdxOnBoard;             //信号源在板卡上的位置
			public ushort wResolutionX;                 //分辨率
			public ushort wResolutionY;
			public byte byVideoFormat;                  //视频制式，0-无，1-NTSC，2-PAL
			public byte byNetSignalResolution;  //; 1-CIF 2-4CIF 3-720P 4-1080P 5-500wp 。网络信号源的分辨率，在添加网络信号源时传给设备，设备根据这个分辨率来分配解码资源。
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sGroupName;   //网络信号源分组 组名
			public byte byJointMatrix;          //  关联矩阵 ，0-不关联  1-关联
			public byte byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INPUTSTREAM_LIST
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CAM_COUNT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_INPUTSTREAMCFG[] struInputStreamInfo; //所有信号源
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*******************************输出参数配置*******************************/
		/*输出通道管理*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OUTPUTPARAM
		{
			public uint dwSize;
			public byte byMonMode;      /*输出连接模式,1-BNC,2-VGA,3-DVI,4-HDMI*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwResolution;   /*分辨率，根据能力集获取所支持的进行设置*/
			public NET_DVR_VIDEOEFFECT struVideoEffect; /*输出通道视频参数配置*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OUTPUTCFG
		{
			public uint dwSize;
			public byte byScreenLayX;                       //大屏布局-横坐标
			public byte byScreenLayY;                       //大屏布局-纵坐标
			public ushort wOutputChanNum;                   //输出通道个数，0表示设备支持的最大输出通道个数，最大个数从能力集获取，其他值表示实际输出通道个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_OUTPUTPARAM struOutputParam; /*输出通道视频参数配置*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sWallName;                    //电视墙名称
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************能力集*******************************/
		public const int SCREEN_PROTOCOL_NUM = 20;   //支持的最大大屏控制器协议数

		//多屏服务器能力集
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENSERVER_ABILITY
		{
			public uint dwSize;             /*结构长度*/
			public byte byIsSupportScreenNum; /*所支持大屏控制器的数目*/
			public byte bySerialNums;           //串口个数
			public byte byMaxInputNums;
			public byte byMaxLayoutNums;
			public byte byMaxWinNums;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 19, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byMaxScreenLayX;//大屏布局-最大横坐标大屏数
			public byte byMaxScreenLayY;//大屏布局-最大纵坐标大屏数
			public ushort wMatrixProtoNum; /*有效的大屏协议数目*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SCREEN_PROTOCOL_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PROTO_TYPE[] struScreenProto;/*最大协议列表*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//多屏控制器能力集
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENCONTROL_ABILITY
		{
			public uint dwSize;         /*结构长度*/
			public byte byLayoutNum;        /* 布局个数*/
			public byte byWinNum;           /*屏幕窗口个数*/
			public byte byOsdNum;       /*OSD个数*/
			public byte byLogoNum;      /*Logo个数*/
			public byte byInputStreamNum;  //输入源个数 ---设备支持最大输入通道个数（包括本地输入源和网络输入源）
			public byte byOutputChanNum;    //输出通道个数---设备支持最大输出通道个数
			public byte byCamGroupNum;      /*分组个数*/
			public byte byPlanNum;          /*预案个数*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public byte byIsSupportPlayBack;  /*是否支持回放*/
			public byte byMatrixInputNum;  //支持输入矩阵最大个数
			public byte byMatrixOutputNum; //支持输出矩阵最大个数
			public NET_DVR_DISPINFO struVgaInfo;//VGA输出信息
			public NET_DVR_DISPINFO struBncInfo;//BNC输出信息
			public NET_DVR_DISPINFO struHdmiInfo;//HDMI输出信息
			public NET_DVR_DISPINFO struDviInfo;//DVI输出信息
			public byte byMaxUserNums;//支持用户数
			public byte byPicSpan;      //底图跨度，一张底图最多可覆盖的屏幕数
			public ushort wDVCSDevNum;  //分布式大屏控制器最大设备数
			public ushort wNetSignalNum;    //最大网络输入源个数
			public ushort wBaseCoordinateX;//基准坐标
			public ushort wBaseCoordinateY;
			public byte byExternalMatrixNum;    //最大外接矩阵个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 49, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************输入信号状态*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ANALOGINPUTSTATUS
		{
			public uint dwLostFrame;        /*视频输入丢帧数*/
			public byte byHaveSignal;       /*是否有视频信号输入*/
			public byte byVideoFormat;      /*视频制式，1：NTSC,2：PAL,0：无*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 46, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_INPUTSTATUS_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 52, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			/*[FieldOffsetAttribute(0)]
			public NET_DVR_MATRIX_CHAN_STATUS struIpInputStatus;
			[FieldOffsetAttribute(0)]
			public NET_DVR_ANALOGINPUTSTATUS struAnalogInputStatus;
			 * */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INPUTSTATUS
		{
			public ushort wInputNo;     /*信号源序号*/
			public byte byInputType;    //见NET_DVR_CAM_MODE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_INPUTSTATUS_UNION struStatusUnion;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENINPUTSTATUS
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public uint dwNums;     //设备返回的输入源状态的数量
			public IntPtr pBuffer;  //缓冲区
			public uint dwBufLen;   //所分配指针长度，输入参数
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREENALARMCFG
		{
			public uint dwSize;
			public byte byAlarmType;    //报警类型，1-子板拔出，2-子板插入，3-子系统状态异常，4-子系统恢复恢复 5-输入源异常   6-温度报警 7-FPGA版本不匹配 8-预案开始 9-预案结束 10-解码板断网 11-解码板IP地址冲突，12-风扇异常
			public byte byBoardType;    // 1-输入板 2-输出板 ，3-主板，4-背板，报警类型为1，2，3，6的时候使用 
			public byte bySubException; //输入异常时具体子异常 1- 分辨率正常改变 2-输入端口类型改变3-分辨率错误4-分辨率改变导致解码资源不足，关闭该输入源对应窗口。5-分辨率改变，导致已开窗的缩放比例不在1/8到8倍范围。6-分辨率恢复正常,7-分辨率改变导致输出板数据量超限,设备关闭窗口 
			public byte byRes1;
			public ushort wStartInputNum; // 异常输入源（异常起点） 
			public ushort wEndInputNum; // 异常输入源（异常终点） 
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MATRIX_CFG
		{
			public byte byValid;                //判断是否是模拟矩阵（是否有效）
			public byte byCommandProtocol;  //模拟矩阵的指令（4种）
			public byte byScreenType;           //保留	
			public byte byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byScreenToMatrix; //模拟矩阵的输出与屏幕的对应关系
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DIGITALSCREEN
		{
			public NET_DVR_IPADDR struAddress;/*设备为数字设备时的IP信息*/
			public ushort wPort;        //通道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 26, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ANALOGSCREEN
		{
			public byte byDevSerPortNum;   /*连接设备的串口号*/
			public byte byScreenSerPort;  /*连接大屏的串口号*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 130, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_MATRIX_CFG struMatrixCfg;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_SCREEN_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 172, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;

			/*[FieldOffsetAttribute(0)]
			public NET_DVR_DIGITALSCREEN struDigitalScreen;
			[FieldOffsetAttribute(0)]
			public NET_DVR_ANALOGSCREEN struAnalogScreen;
			 * */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREEN_SCREENINFO
		{
			public uint dwSize;
			public byte byValid;                //是否有效
			public byte nLinkMode;              //连接方式，0-串口，1-网口
			public byte byDeviceType;           //设备型号，能力集获取
			public byte byScreenLayX;           //大屏布局-横坐标
			public byte byScreenLayY;           //大屏布局-纵坐标
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;    /*登录用户名*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PASSWD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPassword; /*登录密码*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDevName; /*设备名称*/
			public NET_DVR_SCREEN_UNION struScreenUnion;
			public byte byInputNum;         // 输入源个数
			public byte byOutputNum;            // 输出源个数
			public byte byCBDNum;               //CBD个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 29, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************底图上传*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_BASEMAP_CFG
		{
			public byte byScreenIndex;         //屏幕的序号
			public byte byMapNum;               /*被分割成了多少块*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] res;
			public ushort wSourWidth;           /* 原图片的宽度 */
			public ushort wSourHeight;          /* 原图片的高度 */
		}

		/*******************************OSD*******************************/
		public const int MAX_OSDCHAR_NUM = 256;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_OSDCFG
		{
			public uint dwSize;
			public byte byValid;    /*是否有效 0无效 1有效*/
			public byte byDispMode;  //显示模式，1-透明，2-半透明，3-覆盖三种模式
			public byte byFontColorY; /*字体颜色Y,0-255*/
			public byte byFontColorU; /*字体颜色U,0-255*/
			public byte byFontColorV; /*字体颜色V,0-255*/
			public byte byBackColorY; /*背景颜色Y,0-255*/
			public byte byBackColorU; /*背景颜色U,0-255*/
			public byte byBackColorV; /*背景颜色V,0-255*/
			public ushort wXCoordinate;   /*OSD在屏幕左上角位置x*/
			public ushort wYCoordinate;   /*OSD在屏幕左上角位置y*/
			public ushort wWidth;       /*OSD宽度*/
			public ushort wHeight;      /*OSD高度*/
			public uint dwCharCnt;     /*字符的个数*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_OSDCHAR_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wOSDChar;       /*OSD字符内容*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*******************************获取串口信息*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SERIAL_CONTROL
		{
			public uint dwSize;
			public byte bySerialNum;        // 串口个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] bySerial;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************屏幕控制*******************************/
		//屏幕输入源控制
		public enum INPUT_INTERFACE_TYPE
		{
			INTERFACE_VGA = 0,
			INTERFACE_SVIDEO, // 2046NL不支持，2046NH支持
			INTERFACE_YPBPR,
			INTERFACE_DVI,
			INTERFACE_BNC,
			INTERFACE_DVI_LOOP,//(环通) 2046NH不支持，2046NL支持
			INTERFACE_BNC_LOOP, //(环通) 2046NH不支持，2046NL.支持
			INTERFACE_HDMI,
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INPUT_INTERFACE_CTRL
		{
			public byte byInputSourceType;  //见INPUT_INTERFACE_TYPE
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//显示单元颜色控制
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISPLAY_COLOR_CTRL
		{
			public byte byColorType;        //1-亮度 2-对比度 3-饱和度 4-清晰度
			public char byScale;            //-1 、0、+1三个值
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 14, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//显示单元位置控制
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DISPLAY_POSITION_CTRL
		{
			public byte byPositionType; //1-水平位置 2-垂直位置，
			public char byScale;            //-1 、0、+1三个值
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 14, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_SCREEN_CONTROL_PARAM
		{
			/*[FieldOffsetAttribute(0)]
			public NET_DVR_INPUT_INTERFACE_CTRL struInputCtrl;
			[FieldOffsetAttribute(0)]
			public NET_DVR_DISPLAY_COLOR_CTRL struDisplayCtrl;
			[FieldOffsetAttribute(0)]
			public NET_DVR_DISPLAY_POSITION_CTRL struPositionCtrl;
			[FieldOffsetAttribute(0)]
			 * */
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREEN_CONTROL
		{
			public uint dwSize;
			public uint dwCommand;      /* 控制方法 1-开 2-关 3-屏幕输入源选择 4-显示单元颜色控制 5-显示单元位置控制*/
			public byte byProtocol;      //串口协议类型,1:LCD-S1,2:LCD-S2
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_SCREEN_CONTROL_PARAM struControlParam;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 52, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************屏幕控制V41*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SCREEN_CONTROL_V41
		{
			public uint dwSize;
			public byte bySerialNo;     //串口号
			public byte byBeginAddress; //左上角屏幕号，从1开始
			public byte byEndAddress;   //右下角屏幕号，从1开始
			public byte byProtocol;            // 串口协议类型  1-LCD-S1 , 2-LCD-S2 , 3-LCD-L1 ， 4-LCD-DLP， 5-LCD-S3 , 6-LCD-H1 
			public uint dwCommand;      /* 控制方法 1-开 2-关 3-屏幕输入源选择 4-显示单元颜色控制 5-显示单元位置控制*/
			public NET_DVR_SCREEN_CONTROL_PARAM struControlParam;
			public byte byWallNo;       // 电视墙号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 51, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/*******************************预案管理*******************************/
		public const int MAX_PLAN_ACTION_NUM = 32;  //预案动作个数
		public const int DAYS_A_WEEK = 7;   //一周7天
		public const int MAX_PLAN_COUNT = 16;   //预案个数

		public enum NET_DVR_PLAN_OPERATE_TYPE
		{
			NET_DVR_SWITCH_LAYOUT = 1,      // 布局切换 默认
			NET_DVR_SCREEN_POWER_OFF,       // 关闭大屏幕显示
			NET_DVR_SCREEN_POWER_ON,        // 打开大屏幕显示
		}

		/*预案项信息*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLAN_INFO
		{
			public byte byValid;        // 该项是否有效
			public byte byType;         // 见定义NET_DVR_PLAN_OPERATE_TYPE
			public ushort wLayoutNo;    // 布局号
			public byte byScreenStyle;    //屏幕型号，开关机所用，1是低亮，2是高亮
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwDelayTime;    // 一个项的运行时间, 单位秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CYCLE_TIME
		{
			public byte byValid;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_TIME_EX struTime;
		}

		/*预案管理*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLAN_CFG
		{
			public uint dwSize;
			public byte byValid;        // 该预案是否有效
			public byte byWorkMode;     // 预案工作模式 1表示手动，2自动，3预案循环
			public byte byWallNo;       //电视墙号，从1开始
			public byte byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPlanName; //预案名称
			public NET_DVR_TIME_EX struTime; // 工作模式为自动时使用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = DAYS_A_WEEK, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CYCLE_TIME[] struTimeCycle; /*循环时间，周期为一个星期，年、月、日三个参数不使用。如：struTimeCycle[0]中的byValid的值是1，表示星期天执行该预案。星期取值区间为[0,6]，其中0代表星期天，1代表星期一，以此类推*/
			public uint dwWorkCount;    // 预案内容执行次数，0为一直循环播放，其他值表示次数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PLAN_ACTION_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_PLAN_INFO[] strPlanEntry;  // 预案执行的内容
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************获取设备状态*******************************/
		/*预案列表*/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLAN_LIST
		{
			public uint dwSize;
			public uint dwPlanNums;         //设备输入信号源数量
			public IntPtr pBuffer;          //指向dwInputSignalNums个NET_DVR_PLAN_CFG结构大小的缓冲区
			public byte byWallNo;           //墙号，从1开始
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwBufLen;           //所分配缓冲区长度，输入参数（大于等于dwInputSignalNums个NET_DVR_PLAN_CFG结构大小）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************预案控制*******************************/
		//该结构体可作为通用控制结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CONTROL_PARAM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sDeviceID; //被控设备的设备ID
			public ushort wChan;                 //被控通道
			public byte byIndex;             //控制索引，根据命令确定具体表示什么索引
			public byte byRes1;
			public uint dwControlParam;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		/*******************************获取设备状态*******************************/
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DEVICE_RUN_STATUS
		{
			public uint dwSize;
			public uint dwMemoryTotal;      //内存总量	单位Kbyte
			public uint dwMemoryUsage;      //内存使用量 单位Kbyte
			public byte byCPUUsage;         //CPU使用率 0-100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 127, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//91系列HD-SDI高清DVR 相机信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ACCESS_CAMERA_INFO
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string sCameraInfo;      // 前端相机信息
			public byte byInterfaceType;        // 前端接入接口类型，1:VGA, 2:HDMI, 3:YPbPr 4:SDI 5:FC
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwChannel;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AUDIO_INPUT_PARAM
		{
			public byte byAudioInputType;  //音频输入类型，0-mic in，1-line in
			public byte byVolume; //volume,[0-100]
			public byte byEnableNoiseFilter; //是否开启声音过滤-关，-开
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 5, ArraySubType = UnmanagedType.I1)]
			public byte[] byres;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CAMERA_DEHAZE_CFG
		{
			public uint dwSize;
			public byte byDehazeMode; //0-不启用，1-自动模式，2-开
			public byte byLevel; //等级，0-100
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_INPUT_SIGNAL_LIST
		{
			public uint dwSize;
			public uint dwInputSignalNums;  //设备输入信号源数量
			public IntPtr pBuffer;          //指向dwInputSignalNums个NET_DVR_INPUTSTREAMCFG结构大小的缓冲区
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwBufLen;           //所分配缓冲区长度，输入参数（大于等于dwInputSignalNums个NET_DVR_INPUTSTREAMCFG结构大小）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//安全拔盘状态
		public const int PULL_DISK_SUCCESS = 1;     // 安全拔盘成功
		public const int PULL_DISK_FAIL = 2;        // 安全拔盘失败
		public const int PULL_DISK_PROCESSING = 3;  // 正在停止阵列
		public const int PULL_DISK_NO_ARRAY = 4;    // 阵列不存在 
		public const int PULL_DISK_NOT_SUPPORT = 5; // 不支持安全拔盘

		//扫描阵列状态
		/// <summary>
		/// 扫描阵列成功
		/// </summary>
		public const int SCAN_RAID_SUC = 1;
		public const int SCAN_RAID_FAIL = 2;    // 扫描阵列失败
		public const int SCAN_RAID_PROCESSING = 3;  // 正在扫描阵列
		public const int SCAN_RAID_NOT_SUPPORT = 4; // 不支持阵列扫描

		//设置前端相机类型状态
		public const int SET_CAMERA_TYPE_SUCCESS = 1;  // 成功
		public const int SET_CAMERA_TYPE_FAIL = 2;  // 失败
		public const int SET_CAMERA_TYPE_PROCESSING = 3;   // 正在处理

		//9000 2.2
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD_TIME_SPAN_INQUIRY
		{
			public uint dwSize;    //结构体大小
			public byte byType;    //0 正常音视频录像, 1图片通道录像, 2ANR通道录像, 3抽帧通道录像
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 63, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_RECORD_TIME_SPAN
		{
			public uint dwSize;        //结构体大小
			public NET_DVR_TIME strBeginTime;  //开始时间
			public NET_DVR_TIME strEndTime;    //结束时间
			public byte byType;        //0 正常音视频录像, 1图片通道录像, 2ANR通道录像, 3抽帧通道录像
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 35, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;     //保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DRAWFRAME_DISK_QUOTA_CFG
		{
			public uint dwSize;                 //结构体大小
			public byte byPicQuota;             //图片百分比	 [0%,  30%]
			public byte byRecordQuota;              //普通录像百分比 [20%, 40%]
			public byte byDrawFrameRecordQuota; //抽帧录像百分比 [30%, 80%]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 61, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;                    //保留字节
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_MANUAL_RECORD_PARA
		{
			public NET_DVR_STREAM_INFO struStreamInfo;
			public uint lRecordType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//端口映射配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NAT_PORT
		{
			public ushort wEnable;
			public ushort wExtPort;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//端口映射配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_NAT_CFG
		{
			public uint dwSize;
			public ushort wEnableUpnp;
			public ushort wEnableNat;
			public NET_DVR_IPADDR struIpAddr;//夏时制停止时间
			public NET_DVR_NAT_PORT struHttpPort;//夏时制停止时间
			public NET_DVR_NAT_PORT struCmdPort;//夏时制停止时间
			public NET_DVR_NAT_PORT struRtspPort;//夏时制停止时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byFriendName;
			public byte byNatType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_NAT_PORT struHttpsPort;//夏时制停止时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 76, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//Upnp端口映射状态结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_UPNP_PORT_STATE
		{
			public uint dwEnabled;//该端口是否被使能映射
			public ushort wInternalPort;//映射前的端口
			public ushort wExternalPort;//映射后的端口
			public uint dwStatus;//端口映射状态：0- 未生效；1- 未生效：映射源端口与目的端口需一致；2- 未生效：映射端口号已被使用；3- 生效
			public NET_DVR_IPADDR struNatExternalIp;//映射后的外部地址
			public NET_DVR_IPADDR struNatInternalIp;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//Upnp端口映射状态结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_UPNP_NAT_STATE
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 12, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_UPNP_PORT_STATE[] strUpnpPort;//端口映射状态:：数组0- web server端口，数组1- 管理端口，数组2- rtsp端
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 200, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLAYCOND
		{
			public uint dwChannel;
			public NET_DVR_TIME struStartTime;
			public NET_DVR_TIME struStopTime;
			public byte byDrawFrame;  //0:不抽帧，1：抽帧
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 63, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;    //保留
		}

		/// <summary>
		/// 录像回放结构体
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VOD_PARA
		{
			/// <summary>
			/// 结构体大小
			/// </summary>
			public uint dwSize;
			/// <summary>
			/// 流ID信息
			/// </summary>
			public NET_DVR_STREAM_INFO struIDInfo;
			public NET_DVR_TIME struBeginTime;//回放开始时间
			public NET_DVR_TIME struEndTime;//回放结束时间
			public IntPtr hWnd;//回放窗口
			public byte byDrawFrame;//是否抽帧：0- 不抽帧，1- 抽帧
			public byte byVolumeType;//0-普通录像卷，1-存档卷，适用于CVR设备，普通卷用于通道录像，存档卷用于备份录像
			public byte byVolumeNum;//存档卷号 
			/// <summary>
			/// 保留
			/// </summary>
			public byte byRes1;
			/// <summary>
			/// 存档卷上的录像文件索引，搜索存档卷录像时返回的值
			/// </summary>
			public uint dwFileIndex;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// //保留
			/// </summary>
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ATMFINDINFO
		{
			public byte byTransactionType;       //交易类型 0-全部，1-查询， 2-取款， 3-存款， 4-修改密码，5-转账， 6-无卡查询 7-无卡存款， 8-吞钞 9-吞卡 10-自定义
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;    //保留
			public uint dwTransationAmount;     //交易金额 ;
		}

		[StructLayoutAttribute(LayoutKind.Explicit)]
		public struct NET_DVR_SPECIAL_FINDINFO_UNION
		{
			[FieldOffsetAttribute(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byLenth;
			/* [FieldOffsetAttribute(0)]
			 public NET_DVR_ATMFINDINFO struATMFindInfo;	       //ATM查询
			 * */
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FILECOND_V40
		{
			public Int32 lChannel;
			public uint dwFileType;
			public uint dwIsLocked;
			public uint dwUseCardNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CARDNUM_LEN_OUT, ArraySubType = UnmanagedType.I1)]
			public byte[] sCardNumber;
			public NET_DVR_TIME struStartTime;
			public NET_DVR_TIME struStopTime;
			public byte byDrawFrame; //0:不抽帧，1：抽帧
			public byte byFindType; //0:查询普通卷，1：查询存档卷
			public byte byQuickSearch; //0:普通查询，1：快速（日历）查询
			public byte bySpecialFindInfoType;    //专有查询条件类型 0-无效， 1-带ATM查询条件  
			public uint dwVolumeNum;  //存档卷号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = GUID_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byWorkingDeviceGUID;    //工作机GUID，通过获取N+1得到
			public NET_DVR_SPECIAL_FINDINFO_UNION uSpecialFindInfo;   //专有查询条件
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;    //保留
		}

		//事件搜索条件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SEARCH_EVENT_PARAM_V40
		{
			public ushort wMajorType;            //0-移动侦测，1-报警输入, 2-智能事件 5-pos录像 7-门禁事件
			public ushort wMinorType;            //搜索次类型- 根据主类型变化，0xffff表示全部
			public NET_DVR_TIME struStartTime;    //搜索的开始时间，停止时间: 同时为(0, 0) 表示从最早的时间开始，到最后，最前面的4000个事件
			public NET_DVR_TIME struEndTime;    //
			public byte byLockType;        // 0xff-全部，0-未锁，1-锁定
			public byte byQuickSearch;        // 是否启用快速查询，0-不启用，1-启用（快速查询不会返回文件大小，仅对设备数据库进行查询，避免频繁唤醒硬盘）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 130, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;// 保留
			public UNION_EVENT_PARAM uSeniorParam;

			public void Init()
			{
				byRes = new byte[130];
				uSeniorParam.Init();
			}
		}

		public const int SEARCH_EVENT_INFO_LEN_V40 = 800;

		[StructLayout(LayoutKind.Explicit)]
		public struct UNION_EVENT_PARAM
		{
			[FieldOffset(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SEARCH_EVENT_INFO_LEN_V40, ArraySubType = UnmanagedType.I1)]
			public byte[] byLen;
			public void Init()
			{
				byLen = new byte[SEARCH_EVENT_INFO_LEN_V40];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struMotionParam
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.U2)]
			public ushort[] wMotDetChanNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 672, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public void Init()
			{
				wMotDetChanNo = new ushort[MAX_CHANNUM_V30];
				byRes = new byte[672];
			}
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struStreamIDParam
		{
			public NET_DVR_STREAM_INFO struIDInfo;
			public uint dwCmdType;
			public byte byBackupVolumeNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byArchiveLabel;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 656, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public void Init()
			{
				byRes1 = new byte[3];
				byArchiveLabel = new byte[64];
				byRes = new byte[656];
				struIDInfo.Init();
			}
		}

		//查找返回结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SEARCH_EVENT_RET_V40
		{
			public ushort wMajorType;            //主类型
			public ushort wMinorType;            //次类型
			public NET_DVR_TIME struStartTime;    //事件开始的时间
			public NET_DVR_TIME struEndTime;   //事件停止的时间，脉冲事件时和开始时间一样
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V40, ArraySubType = UnmanagedType.U2)]
			public ushort[] wChan;    //触发的通道号，0xffff表示后续无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 36, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public UNION_EVENT_RET uSeniorRet;
		}

		[StructLayout(LayoutKind.Explicit)]
		public struct UNION_EVENT_RET
		{
			[FieldOffset(0)]
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 800, ArraySubType = UnmanagedType.I1)]
			public byte[] byLen;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struMotionRet
		{
			public uint dwMotDetNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 796, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int NET_SDK_MAX_TAPE_INDEX_LEN = 32; //磁带编号最大长度
		public const int NET_SDK_MAX_FILE_LEN = 256;      //文件名最大长度

		//流id录像查询结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct struStreamIDRet
		{
			public uint dwRecordType;    //录像类型 0-定时录像 1-移动侦测 2-报警录像 3-报警|移动侦测 4-报警&移动侦测 5-命令触发 6-手动录像 7-震动报警 8-环境触发 9-智能报警 10-回传录像
			public uint dwRecordLength;    //录像大小
			public byte byLockFlag;    // 锁定标志 0：没锁定 1：锁定
			public byte byDrawFrameType;    // 0：非抽帧录像 1：抽帧录像
			public byte byPosition;// 文件所在存储位置：0-阵列上，1-带库机位上，可以直接下载，2-磁带库内，需要把磁盘切换到机位上，3-不在磁带库中，需要把磁盘插到磁带库中
			public byte byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byFileName;     //文件名
			public uint dwFileIndex;            // 存档卷上的文件索引
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_SDK_MAX_TAPE_INDEX_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byTapeIndex;  //文件所在磁带编号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NET_SDK_MAX_FILE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byFileNameEx; //文件名扩展
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 464, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_AES_KEY_INFO
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] sAESKey;  /*码流加密密钥*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;  /*保留字节*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_POE_CFG
		{
			public NET_DVR_IPADDR struIP;     //IP地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes; //保留
		}

		public const int MAX_PRO_PATH = 256; //最大协议路径长度

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CUSTOM_PROTOCAL
		{
			public uint dwSize;              //结构体大小
			public uint dwEnabled;           //是否启用该协议0 不启用 1 启用
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = DESC_LEN)]
			public string sProtocalName;   //自定义协议名称, 16位
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;          //保留,用于协议名称扩展
			public uint dwEnableSubStream;   //子码流是否启用0 不启用 1 启用	
			public byte byMainProType;        //主码流协议类型 1 RTSP
			public byte byMainTransType;        //主码流传输类型 0：Auto 1：udp 2：rtp over rtsp
			public ushort wMainPort;           //主码流端口	
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_PRO_PATH)]
			public string sMainPath;  //主码流路径	
			public byte bySubProType;         //子码流协议类型 1 RTSP
			public byte bySubTransType;     //子码流传输类型 0：Auto 1：udp 2：rtp over rtsp
			public ushort wSubPort;   //子码流端口
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_PRO_PATH)]
			public string sSubPath;   //子码流路径 	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 200, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;          //保留
		}

		//预览V40接口
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PREVIEWINFO
		{
			public Int32 lChannel;//通道号
			public uint dwStreamType;   // 码流类型，0-主码流，1-子码流，2-码流3，3-码流4 等以此类推
			public uint dwLinkMode;// 0：TCP方式,1：UDP方式,2：多播方式,3 - RTP方式，4-RTP/RTSP,5-RSTP/HTTP 
			public IntPtr hPlayWnd;//播放窗口的句柄,为NULL表示不播放图象
			public bool bBlocked;  //0-非阻塞取流, 1-阻塞取流, 如果阻塞SDK内部connect失败将会有5s的超时才能够返回,不适合于轮询取流操作.
			public bool bPassbackRecord; //0-不启用录像回传,1启用录像回传
			public byte byPreviewMode;//预览模式，0-正常预览，1-延迟预览
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = STREAM_ID_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byStreamID;//流ID，lChannel为0xffffffff时启用此参数
			public byte byProtoType; //应用层取流协议，0-私有协议，1-RTSP协议
			public byte byRes1;
			public byte byVideoCodingType; //码流数据编解码类型 0-通用编码数据 1-热成像探测器产生的原始数据（温度数据的加密信息，通过去加密运算，将原始数据算出真实的温度值）
			public uint dwDisplayBufNum; //播放库播放缓冲区最大缓冲帧数，范围1-50，置0时默认为1 
			public byte byNPQMode;  //NPQ是直连模式，还是过流媒体 0-直连 1-过流媒体
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 215, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		///抓拍机
		///
		public const int MAX_OVERLAP_ITEM_NUM = 50;       //最大字符叠加种数
		public const int NET_ITS_GET_OVERLAP_CFG = 5072;//获取字符叠加参数配置（相机或ITS终端）
		public const int NET_ITS_SET_OVERLAP_CFG = 5073;//设置字符叠加参数配置（相机或ITS终端）

		//字符叠加配置条件参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_OVERLAPCFG_COND
		{
			public uint dwSize;
			public uint dwChannel;//通道号 
			public uint dwConfigMode;//配置模式：0- 终端，1- 前端(直连前端或终端接前端)
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//单条字符叠加信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_OVERLAP_SINGLE_ITEM_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			public byte byItemType;//类型
			public byte byChangeLineNum;//叠加项后的换行数，取值范围：[0,10]，默认：0 
			public byte bySpaceNum;//叠加项后的空格数，取值范围：[0-255]，默认：0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 15, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//字符串参数配置结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_OVERLAP_ITEM_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_OVERLAP_ITEM_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_ITS_OVERLAP_SINGLE_ITEM_PARAM[] struSingleItem;//字符串内容信息
			public uint dwLinePercent;
			public uint dwItemsStlye;
			public ushort wStartPosTop;
			public ushort wStartPosLeft;
			public ushort wCharStyle;
			public ushort wCharSize;
			public ushort wCharInterval;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//保留
			public uint dwForeClorRGB;//前景色的RGB值，bit0~bit7: B，bit8~bit15: G，bit16~bit23: R，默认：x00FFFFFF-白
			public uint dwBackClorRGB;//背景色的RGB值，只对图片外叠加有效，bit0~bit7: B，bit8~bit15: G，bit16~bit23: R，默认：x00000000-黑 
			public byte byColorAdapt;//颜色是否自适应：0-否，1-是
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 31, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留
		}

		//字符叠加内容信息结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_OVERLAP_INFO_PARAM
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 128, ArraySubType = UnmanagedType.I1)]
			public byte[] bySite;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRoadNum;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byInstrumentNum;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDirection;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byDirectionDesc;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byLaneDes;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//这里保留音频的压缩参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 44, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitoringSite1;//
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitoringSite2;//这里保留音频的压缩参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//这里保留音频的压缩参数 
		}

		//字符叠加配置条件参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_OVERLAP_CFG
		{
			public uint dwSize;
			public byte byEnable;//是否启用：0- 不启用，1- 启用
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;//这里保留音频的压缩参数
			public NET_ITS_OVERLAP_ITEM_PARAM struOverLapItem;//字符串参数
			public NET_ITS_OVERLAP_INFO_PARAM struOverLapInfo;//字符串内容信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//这里保留音频的压缩参数 
		}

		//报警布防参数结构体
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_SETUPALARM_PARAM
		{
			public uint dwSize;
			public byte byLevel;//布防优先级：0- 一等级（高），1- 二等级（中），2- 三等级（低，保留）
			public byte byAlarmInfoType;//上传报警信息类型（智能交通摄像机支持）：0- 老报警信息（NET_DVR_PLATE_RESULT），1- 新报警信息(NET_ITS_PLATE_RESULT) 
			public byte byRetAlarmTypeV40;
			public byte byRetDevInfoVersion;
			public byte byRetVQDAlarmType;
			public byte byFaceAlarmDetection;
			public byte bySupport;
			public byte byBrokenNetHttp;
			public ushort wTaskNo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//这里保留音频的压缩参数 
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_GATE_VEHICLE
		{
			public uint dwSize;
			public uint dwMatchNo;
			public byte byGroupNum;
			public byte byPicNo;
			public byte bySecondCam;

			public byte byRes;
			public ushort wLaneid;
			public byte byCamLaneId;
			public byte byRes1;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
			public byte[] byAlarmReason;

			public ushort wBackList;
			public ushort wSpeedLimit;
			public uint dwChanIndex;


			public NET_DVR_PLATE_INFO struPlateInfo;

			public NET_DVR_VEHICLE_INFO struVehicleInfo;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 48)]
			public byte[] byMonitoringSiteID;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 48)]
			public byte[] byDeviceID;


			public byte byDir;
			public byte byDetectType;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
			public byte[] byRes2;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 48)]
			public byte[] byCardNo;

			public uint dwPicNum;

			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.Struct)]
			public NET_ITS_PICTURE_INFO[] struPicInfo;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
			public byte[] bySwipeTime;

			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 224)]
			public byte[] byRes3;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_PICTURE_INFO
		{
			public uint dwDataLen;
			public byte byType;
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
			public byte[] byRes1;
			public uint dwRedLightTime;
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
			public byte[] byAbsTime;
			public NET_VCA_RECT struPlateRect;
			public NET_VCA_RECT struPlateRecgRect;
			public IntPtr pBuffer;
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_PLATE_RESULT
		{
			public uint dwSize;        //结构长度
			public uint dwMatchNo;        //匹配序号,由(车辆序号,数据类型,车道号)组成匹配码
			public byte byGroupNum;    //图片组数量（一辆过车相机多次抓拍的数量，代表一组图片的总数，用于延时匹配数据）
			public byte byPicNo;        //连拍的图片序号（接收到图片组数量后，表示接收完成;接收超时不足图片组数量时，根据需要保留或删除）
			public byte bySecondCam;    //是否第二相机抓拍（如远近景抓拍的远景相机，或前后抓拍的后相机，特殊项目中会用到）
			public byte byFeaturePicNo; //闯红灯电警，取第几张图作为特写图,0xff-表示不取
			public byte byDriveChan;        //触发车道号
			public byte byVehicleType;     //车辆类型，参考VTR_RESULT
			public byte byDetSceneID;//检测场景号[1,4], IPC默认是0
															 //车辆属性，按位表示，0- 无附加属性(普通车)，bit1- 黄标车(类似年检的标志)，bit2- 危险品车辆，值：0- 否，1- 是
															 //该节点已不再使用,使用下面的byYellowLabelCar和byDangerousVehicles判断是否黄标车和危险品车
			public byte byVehicleAttribute;
			public ushort wIllegalType;       //违章类型采用国标定义
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byIllegalSubType;   //违章子类型
			public byte byPostPicNo;    //违章时取第几张图片作为卡口图,0xff-表示不取
																	//通道号(有效，报警通道号和所在设备上传报警通道号一致，在后端和所接入的 通道号一致)
			public byte byChanIndex;
			public ushort wSpeedLimit;        //限速上限（超速时有效）
			public byte byChanIndexEx;      //byChanIndexEx*256+byChanIndex表示真实通道号。
			public byte byRes2;
			public NET_DVR_PLATE_INFO struPlateInfo;     //车牌信息结构
			public NET_DVR_VEHICLE_INFO struVehicleInfo;    //车辆信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 48, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitoringSiteID;        //监测点编号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 48, ArraySubType = UnmanagedType.I1)]
			public byte[] byDeviceID;                //设备编号
			public byte byDir;            //监测方向，1-上行（反向），2-下行(正向)，3-双向，4-由东向西，5-由南向北,6-由西向东，7-由北向南，8-其它
			public byte byDetectType;    //检测方式,1-地感触发，2-视频触发，3-多帧识别，4-雷达触发
																	 //关联车道方向类型，参考ITC_RELA_LANE_DIRECTION_TYPE
																	 //该参数为车道方向参数，与关联车道号对应，确保车道唯一性。
			public byte byRelaLaneDirectionType;
			public byte byCarDirectionType; //车辆具体行驶的方向，0表示从上往下，1表示从下往上（根据实际车辆的行驶方向来的区分）
																			//当wIllegalType参数为空时，使用该参数。若wIllegalType参数为有值时，以wIllegalType参数为准，该参数无效。
			public uint dwCustomIllegalType; //违章类型定义(用户自定义)
			/*为0~数字格式时，为老的违章类型，wIllegalType、dwCustomIllegalType参数生效，赋值国标违法代码。
			 * 为1~字符格式时，pIllegalInfoBuf参数生效。老的违章类型，wIllegalType、dwCustomIllegalType参数依然赋值国标违法代码*/
			public IntPtr pIllegalInfoBuf;    //违法代码字符信息结构体指针；指向NET_ITS_ILLEGAL_INFO 
			public byte byIllegalFromatType; //违章信息格式类型； 0~数字格式， 1~字符格式
			public byte byPendant;// 0-表示未知,1-车窗有悬挂物，2-车窗无悬挂物
			public byte byDataAnalysis;            //0-数据未分析, 1-数据已分析
			public byte byYellowLabelCar;        //0-表示未知, 1-非黄标车,2-黄标车
			public byte byDangerousVehicles;    //0-表示未知, 1-非危险品车,2-危险品车
																					//以下字段包含Pilot字符均为主驾驶，含Copilot字符均为副驾驶
			public byte byPilotSafebelt;//0-表示未知,1-系安全带,2-不系安全带
			public byte byCopilotSafebelt;//0-表示未知,1-系安全带,2-不系安全带
			public byte byPilotSunVisor;//0-表示未知,1-不打开遮阳板,2-打开遮阳板
			public byte byCopilotSunVisor;//0-表示未知, 1-不打开遮阳板,2-打开遮阳板
			public byte byPilotCall;// 0-表示未知, 1-不打电话,2-打电话
															//0-开闸，1-未开闸 (专用于历史数据中相机根据黑白名单匹配后，是否开闸成功的标志)
			public byte byBarrierGateCtrlType;
			public byte byAlarmDataType;//0-实时数据，1-历史数据
			public NET_DVR_TIME_V30 struSnapFirstPicTime;//端点时间(ms)（抓拍第一张图片的时间）
			public uint dwIllegalTime;//违法持续时间（ms） = 抓拍最后一张图片的时间 - 抓拍第一张图片的时间
			public uint dwPicNum;        //图片数量（与picGroupNum不同，代表本条信息附带的图片数量，图片信息由struVehicleInfoEx定义    
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 6, ArraySubType = UnmanagedType.Struct)]
			public NET_ITS_PICTURE_INFO[] struPicInfo;         //图片信息,单张回调，最多6张图，由序号区分
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_ITS_PARK_VEHICLE
		{
			public uint dwSize;
			public byte byGroupNum;
			public byte byPicNo;
			public byte byLocationNum;
			public byte byParkError;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_PARKNO_LEN)]
			public string byParkingNo;
			public byte byLocationStatus;
			public byte bylogicalLaneNum;
			public ushort wUpLoadType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwChanIndex;
			public NET_DVR_PLATE_INFO struPlateInfo;
			public NET_DVR_VEHICLE_INFO struVehicleInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMonitoringSiteID;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byDeviceID;
			public uint dwPicNum;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.Struct)]
			public NET_ITS_PICTURE_INFO[] struPicInfo;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DIAGNOSIS_UPLOAD
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = STREAM_ID_LEN)]
			public string sStreamID;    ///< 流ID，长度小于32个字节
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 64)]
			public string sMonitorIP;  ///< 监控点ip
			public uint dwChanIndex;  ///< 监控点通道号  
			public uint dwWidth;  ///< 图像宽度
			public uint dwHeight;  ///< 图像高度
			public NET_DVR_TIME struCheckTime;  ///< 检测时间(合并日期和时间字段)，格式：2012-08-06 13:00:00
			public byte byResult;  ///0-未检测 1-正常 2-异常 3-登录失败 4-取流异常
			public byte bySignalResult; ///< 视频丢失检测结果 0-未检测 1-正常 2-异常
			public byte byBlurResult;  ///< 图像模糊检测结果，0-未检测 1-正常 2-异常
			public byte byLumaResult;  ///< 图像过亮检测结果，0-未检测 1-正常 2-异常
			public byte byChromaResult;  ///< 偏色检测结果，0-未检测 1-正常 2-异常
			public byte bySnowResult;  ///< 噪声干扰检测结果，0-未检测 1-正常 2-异常
			public byte byStreakResult;  ///< 条纹干扰检测结果，0-未检测 1-正常 2-异常
			public byte byFreezeResult;  ///< 画面冻结检测结果，0-未检测 1-正常 2-异常
			public byte byPTZResult;  ///< 云台检测结果，0-未检测 1-正常 2-异常
			public byte byContrastResult;     //对比度异常检测结果，0-未检测，1-正常，2-异常
			public byte byMonoResult;         //黑白图像检测结果，0-未检测，1-正常，2-异常
			public byte byShakeResult;        //视频抖动检测结果，0-未检测，1-正常，2-异常
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 256)]
			/// <summary>
			/// 图片URL地址
			/// </summary>
			public string sSNapShotURL;
			/// <summary>
			/// 视频剧变检测结果，0-未检测，1-正常，2-异常
			/// </summary>
			public byte byFlashResult;
			public byte byCoverResult;        //视频遮挡检测结果，0-未检测，1-正常，2-异常
			public byte bySceneResult;        //场景变更检测结果，0-未检测，1-正常，2-异常
			public byte byDarkResult;         //图像过暗检测结果，0-未检测，1-正常，2-异常
			public byte byStreamType;       //码流类型，0-无效，1-未知，2-国标类型，3-非国标类型
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 59, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		public const int CID_CODE_LEN = 4;
		public const int ACCOUNTNUM_LEN = 6;
		public const int ACCOUNTNUM_LEN_32 = 32;

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CID_ALARM
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CID_CODE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sCIDCode;    //CID事件号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sCIDDescribe;    //CID事件名
			public NET_DVR_TIME_EX struTriggerTime;            //触发报警的时间点
			public NET_DVR_TIME_EX struUploadTime;                //上传报警的时间点
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = ACCOUNTNUM_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sCenterAccount;    //中心帐号
			public byte byReportType;                    //见定义NET_DVR_ALARMHOST_REPORT_TYPE
			public byte byUserType;                        //用户类型，0-网络用户 1-键盘用户,2-手机用户,3-系统用户
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sUserName;        //网络用户用户名
			public ushort wKeyUserNo;                        //键盘用户号    0xFFFF表示无效
			public byte byKeypadNo;                        //键盘号        0xFF表示无效
			public byte bySubSysNo;                        //子系统号        0xFF表示无效
			public ushort wDefenceNo;                        //防区号        0xFFFF表示无效
			public byte byVideoChanNo;                    //视频通道号    0xFF表示无效
			public byte byDiskNo;                        //硬盘号        0xFF表示无效
			public ushort wModuleAddr;                    //模块地址        0xFFFF表示无效
			public byte byCenterType;                    //0-无效, 1-中心账号(长度6),2-扩展的中心账号(长度9)
			public byte byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = ACCOUNTNUM_LEN_32, ArraySubType = UnmanagedType.I1)]
			public byte[] sCenterAccountV40;    //中心账号V40,使用此字段时sCenterAccount无效
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 28, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_PTZ_INFO
		{
			public float fPan;
			public float fTilt;
			public float fZoom;
			public uint dwFocus;// 聚焦参数，聚焦范围：归一化0-100000
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//火点检测报警
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_FIREDETECTION_ALARM
		{
			public uint dwSize; //结构大小
			public uint dwRelativeTime; //相对时标
			public uint dwAbsTime; //绝对时标
			public NET_VCA_DEV_INFO struDevInfo;   //前端设备信息
			public ushort wPanPos;
			public ushort wTiltPos;
			public ushort wZoomPos;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public uint dwPicDataLen;//报警抓拍图片长度
			public IntPtr pBuffer;    //数据指针
			public NET_VCA_RECT struRect;//火点框 
			public NET_VCA_POINT struPoint;//火点框内最高温度点坐标
			public ushort wFireMaxTemperature;//火点最高温度[300℃~4000℃]
			public ushort wTargetDistance;//目标距离[100m ~ 10000m]
			public byte byStrategyType;//策略类型；0~任意报警，1~协同报警，2~多系统报警，3~指定火点报警，4~指定烟雾报警
			public byte byAlarmSubType;//报警子类型。0~火点检测报警，1~烟雾检测报警，2~烟火报警
			/*是否启用PTZ坐标扩展，
			0~不启用，PTZ坐标值以wPanPos、wTiltPos、wZoomPos为准。
			1~启用，PTZ坐标值以struPtzPosEx为准。但是新老PTZ都需返回。struPtzPosEx的值需转化为wPanPos、wTiltPos、wZoomPos值。
			*/
			public byte byPTZPosExEnable;
			public byte byRes2;
			public NET_PTZ_INFO struPtzPosEx;// ptz坐标扩展(支持高精度PTZ值，精确到小数点后三位)
			public uint dwVisiblePicLen;//可见光图片长度
			public IntPtr pVisiblePicBuf;    //可见光图片数据指针
																			 // pSmokeBuf参数当byAlarmSubType报警子类型为1（烟雾检测报警）、2（烟火报警）时生效。
			public IntPtr pSmokeBuf;    //烟雾检测报警数据指针，指向一个NET_DVR_SMOKEDETECTION_ALARM结构体
			public ushort wDevInfoIvmsChannelEx;     //与NET_VCA_DEV_INFO里的byIvmsChannel含义相同，能表示更大的值。老客户端用byIvmsChannel能继续兼容，但是最大到255。新客户端版本请使用wDevInfoIvmsChannelEx。
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 58, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ACS_EVENT_INFO
		{
			public uint dwSize;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = ACS_CARD_NO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCardNo; //卡号，为0无效
			public byte byCardType; //卡类型，1-普通卡，2-残疾人卡，3-黑名单卡，4-巡更卡，5-胁迫卡，6-超级卡，7-来宾卡，为0无效
			public byte byWhiteListNo; //白名单单号,1-8，为0无效
			public byte byReportChannel; //报告上传通道，1-布防上传，2-中心组1上传，3-中心组2上传，为0无效
			public byte byCardReaderKind; //读卡器属于哪一类，0-无效，1-IC读卡器，2-身份证读卡器，3-二维码读卡器,4-指纹头
			public uint dwCardReaderNo; //读卡器编号，为0无效
			public uint dwDoorNo; //门编号(楼层编号)，为0无效
			public uint dwVerifyNo; //多重卡认证序号，为0无效
			public uint dwAlarmInNo;  //报警输入号，为0无效
			public uint dwAlarmOutNo; //报警输出号，为0无效
			public uint dwCaseSensorNo; //事件触发器编号
			public uint dwRs485No;    //RS485通道号，为0无效
			public uint dwMultiCardGroupNo; //群组编号
			public ushort wAccessChannel;    //人员通道号
			public byte byDeviceNo;    //设备编号，为0无效
			public byte byDistractControlNo;//分控器编号，为0无效
			public uint dwEmployeeNo; //工号，为0无效
			public ushort wLocalControllerID; //就地控制器编号，0-门禁主机，1-64代表就地控制器
			public byte byInternetAccess; //网口ID：（1-上行网口1,2-上行网口2,3-下行网口1）
			public byte byType;     //防区类型，0:即时防区,1-24小时防区,2-延时防区 ,3-内部防区，4-钥匙防区 5-火警防区 6-周界防区 7-24小时无声防区  8-24小时辅助防区，9-24小时震动防区,10-门禁紧急开门防区，11-门禁紧急关门防区 0xff-无
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMACAddr; //物理地址，为0无效
			public byte bySwipeCardType;//刷卡类型，0-无效，1-二维码
			public byte byRes2;
			public uint dwSerialNo; //事件流水号，为0无效
			public byte byChannelControllerID; //通道控制器ID，为0无效，1-主通道控制器，2-从通道控制器
			public byte byChannelControllerLampID; //通道控制器灯板ID，为0无效（有效范围1-255）
			public byte byChannelControllerIRAdaptorID; //通道控制器红外转接板ID，为0无效（有效范围1-255）
			public byte byChannelControllerIREmitterID; //通道控制器红外对射ID，为0无效（有效范围1-255）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ACS_ALARM_INFO
		{
			public uint dwSize;
			public uint dwMajor; //报警主类型，参考宏定义
			public uint dwMinor; //报警次类型，参考宏定义
			public NET_DVR_TIME struTime; //时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNetUser;//网络操作的用户名
			public NET_DVR_IPADDR struRemoteHostAddr;//远程主机地址
			public NET_DVR_ACS_EVENT_INFO struAcsEventInfo; //详细参数
			public uint dwPicDataLen;   //图片数据大小，不为0是表示后面带数据
			public IntPtr pPicData;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 24, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_DATE
		{
			public ushort wYear;        //年
			public byte byMonth;        //月    
			public byte byDay;        //日                        
		}

		//身份证信息
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ID_CARD_INFO
		{
			public uint dwSize;        //结构长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byName;   //姓名
			public NET_DVR_DATE struBirth; //出生日期
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_ADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byAddr;  //住址

			/// <summary>
			/// 身份证号码
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_NUM_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byIDNum;
			/// <summary>
			/// 签发机关
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_ID_ISSUING_AUTHORITY_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byIssuingAuthority;
			/// <summary>
			/// 有效开始日期
			/// </summary>
			public NET_DVR_DATE struStartDate;
			/// <summary>
			/// 有效截止日期
			/// </summary>
			public NET_DVR_DATE struEndDate;
			/// <summary>
			/// 是否长期有效， 0-否，1-是（有效截止日期无效）
			/// </summary>
			public byte byTermOfValidity;
			/// <summary>
			/// 性别，1-男，2-女
			/// </summary>
			public byte bySex;
			/// <summary>
			/// 民族，1-"汉"，2-"蒙古"，3-"回",4-"藏",5-"维吾尔",6-"苗",7-"彝",8-"壮",9-"布依",10-"朝鲜",
			/// 11-"满",12-"侗",13-"瑶",14-"白",15-"土家",16-"哈尼",17-"哈萨克",18-"傣",19-"黎",20-"傈僳",
			/// 21-"佤",22-"畲",23-"高山",24-"拉祜",25-"水",26-"东乡",27-"纳西",28-"景颇",29-"柯尔克孜",30-"土",
			/// 31-"达斡尔",32-"仫佬",33-"羌",34-"布朗",35-"撒拉",36-"毛南",37-"仡佬",38-"锡伯",39-"阿昌",40-"普米",
			/// 41-"塔吉克",42-"怒",43-"乌孜别克",44-"俄罗斯",45-"鄂温克",46-"德昂",47-"保安",48-"裕固",49-"京",50-"塔塔尔",
			/// 51-"独龙",52-"鄂伦春",53-"赫哲",54-"门巴",55-"珞巴",56-"基诺"
			/// </summary>
			public byte byNation;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 101, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		/// <summary>
		/// 身份证信息报警
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ID_CARD_INFO_ALARM
		{
			/// <summary>
			/// 结构长度
			/// </summary>
			public uint dwSize;
			public NET_DVR_ID_CARD_INFO struIDCardCfg;//身份证信息
			public uint dwMajor; //报警主类型，参考宏定义
			public uint dwMinor; //报警次类型，参考宏定义
			public NET_DVR_TIME_V30 struSwipeTime; //时间
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byNetUser;//网络操作的用户名
			public NET_DVR_IPADDR struRemoteHostAddr;//远程主机地址
			public uint dwCardReaderNo; //读卡器编号，为0无效
			public uint dwDoorNo; //门编号，为0无效
			public uint dwPicDataLen;   //图片数据大小，不为0是表示后面带数据
			public IntPtr pPicData;
			public byte byCardType; //卡类型，1-普通卡，2-残疾人卡，3-黑名单卡，4-巡更卡，5-胁迫卡，6-超级卡，7-来宾卡，8-解除卡，为0无效
			public byte byDeviceNo;                             // 设备编号，为0时无效（有效范围1-255）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public uint dwFingerPrintDataLen;                  // 指纹数据大小，不为0是表示后面带数据
			public IntPtr pFingerPrintData;
			public uint dwCapturePicDataLen;                   // 抓拍图片数据大小，不为0是表示后面带数据
			public IntPtr pCapturePicData;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 188, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_VALID_PERIOD_CFG
		{
			public byte byEnable; //使能有效期，0-不使能，1使能
			public byte byBeginTimeFlag;      //是否限制起始时间的标志，0-不限制，1-限制
			public byte byEnableTimeFlag;     //是否限制终止时间的标志，0-不限制，1-限制
			public byte byTimeDurationNo;     //有效期索引,从0开始（时间段通过SDK设置给锁，后续在制卡时，只需要传递有效期索引即可，以减少数据量）
			public NET_DVR_TIME_EX struBeginTime; //有效期起始时间
			public NET_DVR_TIME_EX struEndTime; //有效期结束时间
			public byte byTimeType; //时间类型：0-设备本地时间（默认），1-UTC时间（对于struBeginTime，struEndTime字段有效）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 31, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CARD_CFG_V50
		{
			public uint dwSize;
			public uint dwModifyParamType;
			// 需要修改的卡参数，设置卡参数时有效，按位表示，每位代表一种参数，1为需要修改，0为不修改
			// #define CARD_PARAM_CARD_VALID       0x00000001 //卡是否有效参数
			// #define CARD_PARAM_VALID            0x00000002  //有效期参数
			// #define CARD_PARAM_CARD_TYPE        0x00000004  //卡类型参数
			// #define CARD_PARAM_DOOR_RIGHT       0x00000008  //门权限参数
			// #define CARD_PARAM_LEADER_CARD      0x00000010  //首卡参数
			// #define CARD_PARAM_SWIPE_NUM        0x00000020  //最大刷卡次数参数
			// #define CARD_PARAM_GROUP            0x00000040  //所属群组参数
			// #define CARD_PARAM_PASSWORD         0x00000080  //卡密码参数
			// #define CARD_PARAM_RIGHT_PLAN       0x00000100  //卡权限计划参数
			// #define CARD_PARAM_SWIPED_NUM       0x00000200  //已刷卡次数
			// #define CARD_PARAM_EMPLOYEE_NO      0x00000400  //工号
			// #define CARD_PARAM_NAME             0x00000800  //姓名
			// #define CARD_PARAM_DEPARTMENT_NO    0x00001000  //部门编号
			// #define CARD_SCHEDULE_PLAN_NO       0x00002000  //排班计划编号
			// #define CARD_SCHEDULE_PLAN_TYPE     0x00004000  //排班计划类型
			// #define CARD_ROOM_NUMBER            0x00008000  //房间号
			// #define CARD_SIM_NO                 0x00010000  //SIM卡号（手机号）
			// #define CARD_FLOOR_NUMBER           0x00020000  //楼层号
			// #define CARD_USER_TYPE              0x00040000  //用户类型
			/// <summary>
			/// 卡号
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = ACS_CARD_NO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCardNo;
			/// <summary>
			/// 卡是否有效，0-无效，1-有效（用于删除卡，设置时置为0进行删除，获取时此字段始终为1）
			/// </summary>
			public byte byCardValid;
			public byte byCardType; //卡类型，1-普通卡，2-残疾人卡，3-黑名单卡，4-巡更卡，5-胁迫卡，6-超级卡，7-来宾卡，8-解除卡，9-员工卡，10-应急卡，11-应急管理卡（用于授权临时卡权限，本身不能开门），默认普通卡
			public byte byLeaderCard; //是否为首卡，1-是，0-否
			public byte byUserType; // 0 – 普通用户1 - 管理员用户;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOOR_NUM_256, ArraySubType = UnmanagedType.I1)]
			public byte[] byDoorRight; //门权限(楼层权限、锁权限)，按位表示，1为有权限，0为无权限，从低位到高位表示对门（锁）1-N是否有权限
			public NET_DVR_VALID_PERIOD_CFG struValid; //有效期参数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_GROUP_NUM_128, ArraySubType = UnmanagedType.I1)]
			public byte[] byBelongGroup; //所属群组，按字节表示，1-属于，0-不属于
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = CARD_PASSWORD_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byCardPassword; //卡密码
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOOR_NUM_256 * MAX_CARD_RIGHT_PLAN_NUM, ArraySubType = UnmanagedType.U2)]
			public ushort[] wCardRightPlan; //卡权限计划，取值为计划模板编号，同个门（锁）不同计划模板采用权限或的方式处理
			public uint dwMaxSwipeTime; //最大刷卡次数，0为无次数限制（开锁次数）
			public uint dwSwipeTime; //已刷卡次数
			public ushort wRoomNumber;  //房间号
			public ushort wFloorNumber;   //层号
			public uint dwEmployeeNo;   //工号（用户ID）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byName;   //姓名
			public ushort wDepartmentNo;   //部门编号
			public ushort wSchedulePlanNo;   //排班计划编号
			public byte bySchedulePlanType;  //排班计划类型：0-无意义、1-个人、2-部门
			public byte byRightType;  //下发权限类型：0-普通发卡权限、1-二维码权限、2-蓝牙权限（可视对讲设备二维码权限配置项：房间号、卡号（虚拟卡号）、最大刷卡次数（开锁次数）、有效期参数；蓝牙权限：卡号（萤石APP账号）、其他参数配置与普通发卡权限一致）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
			public uint dwLockID;  //锁ID
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_LOCK_CODE_LEN, ArraySubType = UnmanagedType.I1)]
			/// <summary>
			/// 锁代码
			/// </summary>
			public byte[] byLockCode;
			/// <summary>
			/// 房间代码
			/// 按位表示，0-无权限，1-有权限
			/// 第0位表示：弱电报警
			/// 第1位表示：开门提示音
			/// 第2位表示：限制客卡
			/// 第3位表示：通道
			/// 第4位表示：反锁开门
			/// 第5位表示：巡更功能
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DOOR_CODE_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byRoomCode;
			/// <summary>
			/// 卡权限
			/// </summary>
			public uint dwCardRight;
			/// <summary>
			/// 计划模板(每天)各时间段是否启用，按位表示，0--不启用，1-启用
			/// </summary>
			public uint dwPlanTemplate;
			public uint dwCardUserId;    //持卡人ID
			public byte byCardModelType;  //0-空，1- MIFARE S50，2- MIFARE S70，3- FM1208 CPU卡，4- FM1216 CPU卡，5-国密CPU卡，6-身份证，7- NFC
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 51, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes3;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = NAME_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] bySIMNum; //SIM卡号（手机号）
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CHECK_FACE_PICTURE_COND
		{
			public uint dwSize;
			public uint dwPictureNum; //图片数量
			public byte byCheckTemplate; //0-校验图片是否合法（默认），1-校验图片和建模数据是否匹配
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 127, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LOCAL_GENERAL_CFG
		{
			public byte byExceptionCbDirectly;    //0-通过线程池异常回调，1-直接异常回调给上层
			public byte byNotSplitRecordFile;     //回放和预览中保存到本地录像文件不切片 0-默认切片，1-不切片
			public byte byResumeUpgradeEnable;    //断网续传升级使能，0-关闭（默认），1-开启
			public byte byAlarmJsonPictureSeparate;   //控制JSON透传报警数据和图片是否分离，0-不分离，1-分离（分离后走COMM_ISAPI_ALARM回调返回）
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;      //保留
			public Int64 i64FileSize;      //单位：Byte
			public uint dwResumeUpgradeTimeout;       //断网续传重连超时时间，单位毫秒
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 236, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;    //预留
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LOCAL_CHECK_DEV
		{
			public uint dwCheckOnlineTimeout;     //巡检时间间隔，单位ms  最小值为30s，最大值120s。为0时，表示用默认值(120s)
			public uint dwCheckOnlineNetFailMax;  //由于网络原因失败的最大累加次数；超过该值SDK才回调用户异常，为0时，表示使用默认值1
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 256, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARM_ISAPI_INFO
		{
			public IntPtr pAlarmData;           // 报警数据
			public uint dwAlarmDataLen;   // 报警数据长度
			public byte byDataType;        // 0-invalid,1-xml,2-json
			public byte byPicturesNumber;  // 图片数量
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public IntPtr pPicPackData;         // 图片变长部分
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
		}
		public const int MAX_FILE_PATH_LEN = 256;     //文件路径长度
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARM_ISAPI_PICDATA
		{
			public uint dwPicLen;
			public byte byPicType;  //图片格式: 1- jpg
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_FILE_PATH_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] szFilename;
			public IntPtr pPicData;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_EXTERNAL_DEVICE_STATE_UNION
		{
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 512, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_ALARMHOST_EXTERNAL_DEVICE_STATE
		{
			public uint dwSize;
			public byte byDevType;    //1-UPS，2-开关电源，3-气体检测系统，4-温湿度传感器，5-空调，6-电量表，7-变电器状态, 8-水位传感器、9-扬尘噪声传感器、10-环境采集仪、11-风速传感器状态、12-通用扩展输出模块状态、13-浸水传感器状态、14-太阳能控制器状态、15-SF6报警主机状态、16-称重仪状态、17-气象采集系统状态、18-水质检测仪状态、19-燃气监测系统状态、20-消防主机状态
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			public NET_DVR_EXTERNAL_DEVICE_STATE_UNION struDevState;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes2;
		}

		//设备区域设置
		public const int REGIONTYPE = 0;//代表区域
		public const int MATRIXTYPE = 11;//矩阵节点
		public const int DEVICETYPE = 2;//代表设备
		public const int CHANNELTYPE = 3;//代表通道
		public const int USERTYPE = 5;//代表用户

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LOG_MATRIX
		{
			public NET_DVR_TIME strLogTime;
			public uint dwMajorType;
			public uint dwMinorType;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sPanelUser;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_NAMELEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sNetUser;
			public NET_DVR_IPADDR struRemoteHostAddr;
			public uint dwParaType;
			public uint dwChannel;
			public uint dwDiskNumber;
			public uint dwAlarmInPort;
			public uint dwAlarmOutPort;
			public uint dwInfoLen;
			public byte byDevSequence;//槽位号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMacAddr;//MAC地址
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;//序列号
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = LOG_INFO_LEN - SERIALNO_LEN - MACADDR_LEN - 1)]
			public string sInfo;
		}

		//视频综合平台软件
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct tagVEDIOPLATLOG
		{
			public byte bySearchCondition;//搜索条件，0-按槽位号搜索，1-按序列号搜索 2-按MAC地址进行搜索
			public byte byDevSequence;//槽位号，0-79：对应子系统的槽位号；
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = SERIALNO_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] sSerialNumber;//序列号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MACADDR_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byMacAddr;//MAC地址
		}

		//参数关键字
		public enum IVS_PARAM_KEY
		{
			OBJECT_DETECT_SENSITIVE = 1,//目标检测灵敏度
			BACKGROUND_UPDATE_RATE = 2,//背景更新速度
			SCENE_CHANGE_RATIO = 3,//场景变化检测最小值
			SUPPRESS_LAMP = 4,//是否抑制车头灯
			MIN_OBJECT_SIZE = 5,//能检测出的最小目标大小
			OBJECT_GENERATE_RATE = 6,//目标生成速度
			MISSING_OBJECT_HOLD = 7,//目标消失后继续跟踪时间
			MAX_MISSING_DISTANCE = 8,//目标消失后继续跟踪距离
			OBJECT_MERGE_SPEED = 9,//多个目标交错时，目标的融合速度
			REPEATED_MOTION_SUPPRESS = 10,//重复运动抑制
			ILLUMINATION_CHANGE = 11,//光影变化抑制开关
			TRACK_OUTPUT_MODE = 12,//轨迹输出模式：0-输出目标的中心，1-输出目标的底部中心
			ENTER_CHANGE_HOLD = 13,//检测区域变化阈值
			RESUME_DEFAULT_PARAM = 255,//恢复默认关键字参数
		}

		//标定参数配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LF_CALIBRATION_PARAM
		{
			public byte byPointNum;//有效标定点个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CALIB_PT, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_CB_POINT[] struCBPoint;//标定点组
		}

		//LF双摄像机配置结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LF_CFG
		{
			public uint dwSize;//结构长度	
			public byte byEnable;//标定使能
			public byte byFollowChan;// 被控制的从通道
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
			public NET_DVR_LF_CALIBRATION_PARAM struCalParam;//标定点组
		}

		//L/F手动控制结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LF_MANUAL_CTRL_INFO
		{
			public NET_VCA_POINT struCtrlPoint;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//L/F目标跟踪结构
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LF_TRACK_TARGET_INFO
		{
			public uint dwTargetID;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 8, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_LF_TRACK_MODE
		{
			public uint dwSize;//结构长度
			public byte byTrackMode;//跟踪模式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，置0
			[StructLayoutAttribute(LayoutKind.Explicit)]
			public struct uModeParam
			{
				[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.U4)]
				[FieldOffsetAttribute(0)]
				public uint[] dwULen;
				/*[FieldOffsetAttribute(0)]
				public NET_DVR_LF_MANUAL_CTRL_INFO struManualCtrl;//手动跟踪结构
				[FieldOffsetAttribute(0)]
				public NET_DVR_LF_TRACK_TARGET_INFO struTargetTrack;//目标跟踪结构
				 * */
			}
		}

		// Long config callback type
		public enum NET_SDK_CALLBACK_TYPE
		{
			NET_SDK_CALLBACK_TYPE_STATUS = 0, //回调状态值
			NET_SDK_CALLBACK_TYPE_PROGRESS,   //回调进度值 
			NET_SDK_CALLBACK_TYPE_DATA        //回调数据内容
		}

		// Long config status value
		public enum NET_SDK_CALLBACK_STATUS_NORMAL
		{
			NET_SDK_CALLBACK_STATUS_SUCCESS = 1000,        //成功
			NET_SDK_CALLBACK_STATUS_PROCESSING,            //处理中
			NET_SDK_CALLBACK_STATUS_FAILED,                //失败
			NET_SDK_CALLBACK_STATUS_EXCEPTION,             //异常
			NET_SDK_CALLBACK_STATUS_LANGUAGE_MISMATCH,     //语言不匹配
			NET_SDK_CALLBACK_STATUS_DEV_TYPE_MISMATCH,     //设备类型不匹配
			NET_DVR_CALLBACK_STATUS_SEND_WAIT             //发送等待
		}
		/********************************接口参数结构(end)*********************************/


		#region 接口函数
		/********************************SDK接口函数声明*********************************/

		/*********************************************************
		Function:	NET_DVR_Init
		Desc:		初始化SDK，调用其他SDK函数的前提。
		Input:	
		Output:	
		Return:	TRUE表示成功，FALSE表示失败。
		**********************************************************/
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_Init();

		/*********************************************************
		Function:	NET_DVR_Cleanup
		Desc:		释放SDK资源，在结束之前最后调用
		Input:	
		Output:	
		Return:	TRUE表示成功，FALSE表示失败
		**********************************************************/
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_Cleanup();



		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessage(uint nMessage, IntPtr hWnd);

		/*********************************************************
		Function:	EXCEPYIONCALLBACK
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void EXCEPYIONCALLBACK(uint dwType, int lUserID, int lHandle, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetExceptionCallBack_V30(uint nMessage, IntPtr hWnd, EXCEPYIONCALLBACK fExceptionCallBack, IntPtr pUser);


		/*********************************************************
		Function:	MESSCALLBACK
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate int MESSCALLBACK(int lCommand, string sDVRIP, string pBuf, uint dwBufLen);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessCallBack(MESSCALLBACK fMessCallBack);

		/*********************************************************
		Function:	MESSCALLBACKEX
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate int MESSCALLBACKEX(int iCommand, int iUserID, string pBuf, uint dwBufLen);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessCallBack_EX(MESSCALLBACKEX fMessCallBack_EX);

		/*********************************************************
		Function:	MESSCALLBACKNEW
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate int MESSCALLBACKNEW(int lCommand, string sDVRIP, string pBuf, uint dwBufLen, ushort dwLinkDVRPort);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessCallBack_NEW(MESSCALLBACKNEW fMessCallBack_NEW);

		/*********************************************************
		Function:	MESSAGECALLBACK
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate int MESSAGECALLBACK(int lCommand, System.IntPtr sDVRIP, System.IntPtr pBuf, uint dwBufLen, uint dwUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessageCallBack(MESSAGECALLBACK fMessageCallBack, uint dwUser);


		/*********************************************************
		Function:	MSGCallBack
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void MSGCallBack(int lCommand, ref NET_DVR_ALARMER pAlarmer, IntPtr pAlarmInfo, uint dwBufLen, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessageCallBack_V30(MSGCallBack fMessageCallBack, IntPtr pUser);

		public delegate bool MSGCallBack_V31(int lCommand, ref NET_DVR_ALARMER pAlarmer, IntPtr pAlarmInfo, uint dwBufLen, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRMessageCallBack_V31(MSGCallBack_V31 fMessageCallBack, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetSDKLocalCfg(int enumType, IntPtr lpInBuff);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetSDKLocalCfg(int enumType, IntPtr lpOutBuff);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetConnectTime(uint dwWaitTime, uint dwTryTimes);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetReconnect(uint dwInterval, int bEnableRecon);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetLocalIP(byte[] strIP, ref uint pValidNum, ref Boolean pEnableBind);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetValidIP(uint dwIPIndex, Boolean bEnableBind);

		[DllImport(@"HCNetSDK.dll")]
		public static extern uint NET_DVR_GetSDKVersion();

		[DllImport(@"HCNetSDK.dll")]
		public static extern uint NET_DVR_GetSDKBuildVersion();

		[DllImport(@"HCNetSDK.dll")]
		public static extern Int32 NET_DVR_IsSupport();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StartListen(string sLocalIP, ushort wLocalPort);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopListen();

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartListen_V30(String sLocalIP, ushort wLocalPort, MSGCallBack DataCallback, IntPtr pUserData);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopListen_V30(Int32 lListenHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern Int32 NET_DVR_Login(string sDVRIP, ushort wDVRPort, string sUserName, string sPassword, ref NET_DVR_DEVICEINFO lpDeviceInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_Logout(int iUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern uint NET_DVR_GetLastError();

		[DllImport(@"HCNetSDK.dll")]
		public static extern IntPtr NET_DVR_GetErrorMsg(ref int pErrorNo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetShowMode(uint dwShowType, uint colorKey);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDVRIPByResolveSvr(string sServerIP, ushort wServerPort, string sDVRName, ushort wDVRNameLen, string sDVRSerialNumber, ushort wDVRSerialLen, IntPtr pGetIP);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="sServerIP"></param>
		/// <param name="wServerPort"></param>
		/// <param name="sDVRName"></param>
		/// <param name="wDVRNameLen"></param>
		/// <param name="sDVRSerialNumber"></param>
		/// <param name="wDVRSerialLen"></param>
		/// <param name="sGetIP"></param>
		/// <param name="dwPort"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDVRIPByResolveSvr_EX(string sServerIP, ushort wServerPort, byte[] sDVRName, ushort wDVRNameLen, byte[] sDVRSerialNumber, ushort wDVRSerialLen, byte[] sGetIP, ref uint dwPort);
		/// <summary>
		/// 预览相关接口
		/// </summary>
		/// <param name="iUserID"></param>
		/// <param name="lpClientInfo"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern Int32 NET_DVR_RealPlay(int iUserID, ref NET_DVR_CLIENTINFO lpClientInfo);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="iUserLogID"></param>
		/// <param name="lpDVRClientInfo"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern Int32 NET_SDK_RealPlay(int iUserLogID, ref NET_DVR_CLIENTINFO lpDVRClientInfo);
		/// <summary>
		/// 预览回调
		/// </summary>
		/// <param name="lRealHandle">当前的预览句柄</param>
		/// <param name="dwDataType">数据类型</param>
		/// <param name="pBuffer">存放数据的缓冲区指针</param>
		/// <param name="dwBufSize">缓冲区大小</param>
		/// <param name="pUser">用户数据</param>
		public delegate void REALDATACALLBACK(Int32 lRealHandle, UInt32 dwDataType, IntPtr pBuffer, UInt32 dwBufSize, IntPtr pUser);


		/// <summary>
		/// 实时预览。
		/// </summary>
		/// <param name="iUserID"> NET_DVR_Login()或NET_DVR_Login_V30()的返回值 </param>
		/// <param name="lpClientInfo">预览参数</param>
		/// <param name="fRealDataCallBack_V30">码流数据回调函数</param>
		/// <param name="pUser">用户数据</param>
		/// <param name="bBlocked">请求码流过程是否阻塞：0－否；1－是 </param>
		/// <returns>	1表示失败，其他值作为NET_DVR_StopRealPlay等函数的句柄参数</returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_RealPlay_V30(int iUserID, ref NET_DVR_CLIENTINFO lpClientInfo, REALDATACALLBACK fRealDataCallBack_V30, IntPtr pUser, UInt32 bBlocked);

		/// <summary>
		/// 实时预览扩展接口。
		/// </summary>
		/// <param name="iUserID"> NET_DVR_Login()或NET_DVR_Login_V30()的返回值 </param>
		/// <param name="lpPreviewInfo">预览参数</param>
		/// <param name="fRealDataCallBack_V30">码流数据回调函数</param>
		/// <param name="pUser">用户数据</param>
		/// <returns>1表示失败，其他值作为NET_DVR_StopRealPlay等函数的句柄参数</returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_RealPlay_V40(int iUserID, ref NET_DVR_PREVIEWINFO lpPreviewInfo, REALDATACALLBACK fRealDataCallBack_V30, IntPtr pUser);

		/// <summary>
		/// 实时预览扩展接口。
		/// </summary>
		/// <param name="iUserID"> NET_DVR_Login()或NET_DVR_Login_V30()的返回值 </param>
		/// <param name="lpPreviewInfo">预览参数</param>
		/// <param name="fRealDataCallBack_V30">码流数据回调函数</param>
		/// <param name="pUser">用户数据</param>
		/// <returns>1表示失败，其他值作为NET_DVR_StopRealPlay等函数的句柄参数</returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_RealPlay_V40(int iUserID, ref NET_DVR_PREVIEWINFO lpPreviewInfo, IntPtr fRealDataCallBack_V30, IntPtr pUser);

		// [DllImport(@"HCNetSDK.dll")]
		// public static extern int NET_DVR_GetRealPlayerIndex(int lRealHandle);

		/// <summary>
		/// 停止预览。
		/// </summary>
		/// <param name="iRealHandle">预览句柄，NET_DVR_RealPlay或者NET_DVR_RealPlay_V30的返回值 </param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopRealPlay(int iRealHandle);

		/// <summary>
		/// (回调函数)
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="hDc"></param>
		/// <param name="dwUser"></param>
		public delegate void DRAWFUN(int lRealHandle, IntPtr hDc, uint dwUser);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="fDrawFun"></param>
		/// <param name="dwUser"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RigisterDrawFun(int lRealHandle, DRAWFUN fDrawFun, uint dwUser);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwBufNum"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetPlayerBufNumber(Int32 lRealHandle, uint dwBufNum);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwNum"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ThrowBFrame(Int32 lRealHandle, uint dwNum);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="dwMode"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetAudioMode(uint dwMode);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_OpenSound(Int32 lRealHandle);
		/// <summary>
		/// 
		/// </summary>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseSound();
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_OpenSoundShare(Int32 lRealHandle);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseSoundShare(Int32 lRealHandle);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="wVolume"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_Volume(Int32 lRealHandle, ushort wVolume);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="sFileName"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SaveRealData(Int32 lRealHandle, string sFileName);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopSaveRealData(Int32 lRealHandle);

		/// <summary>
		/// (回调函数)
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwDataType"></param>
		/// <param name="pBuffer"></param>
		/// <param name="dwBufSize"></param>
		/// <param name="dwUser"></param>
		public delegate void SETREALDATACALLBACK(int lRealHandle, uint dwDataType, IntPtr pBuffer, uint dwBufSize, uint dwUser);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="fRealDataCallBack"></param>
		/// <param name="dwUser"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetRealDataCallBack(int lRealHandle, SETREALDATACALLBACK fRealDataCallBack, uint dwUser);

		/// <summary>
		/// (回调函数)
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwDataType"></param>
		/// <param name="pBuffer"></param>
		/// <param name="dwBufSize"></param>
		/// <param name="dwUser"></param>
		public delegate void STDDATACALLBACK(int lRealHandle, uint dwDataType, ref byte pBuffer, uint dwBufSize, uint dwUser);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="fStdDataCallBack"></param>
		/// <param name="dwUser"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetStandardDataCallBack(int lRealHandle, STDDATACALLBACK fStdDataCallBack, uint dwUser);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="sPicFileName"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CapturePicture(Int32 lRealHandle, string sPicFileName);

		/// <summary>
		/// 动态生成I帧
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MakeKeyFrame(Int32 lUserID, Int32 lChannel);//主码流
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MakeKeyFrameSub(Int32 lUserID, Int32 lChannel);//子码流

		//云台控制相关接口
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetPTZCtrl(Int32 lRealHandle);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetPTZCtrl_Other(Int32 lUserID, int lChannel);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControl(Int32 lRealHandle, uint dwPTZCommand, uint dwStop);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControl_Other(Int32 lUserID, Int32 lChannel, uint dwPTZCommand, uint dwStop);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="pPTZCodeBuf"></param>
		/// <param name="dwBufSize"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_TransPTZ(Int32 lRealHandle, string pPTZCodeBuf, uint dwBufSize);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="pPTZCodeBuf"></param>
		/// <param name="dwBufSize"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_TransPTZ_Other(int lUserID, int lChannel, string pPTZCodeBuf, uint dwBufSize);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZPresetCmd"></param>
		/// <param name="dwPresetIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZPreset(int lRealHandle, uint dwPTZPresetCmd, uint dwPresetIndex);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZPresetCmd"></param>
		/// <param name="dwPresetIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZPreset_Other(int lUserID, int lChannel, uint dwPTZPresetCmd, uint dwPresetIndex);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="pPTZCodeBuf"></param>
		/// <param name="dwBufSize"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_TransPTZ_EX(int lRealHandle, string pPTZCodeBuf, uint dwBufSize);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControl_EX(int lRealHandle, uint dwPTZCommand, uint dwStop);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZPresetCmd"></param>
		/// <param name="dwPresetIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZPreset_EX(int lRealHandle, uint dwPTZPresetCmd, uint dwPresetIndex);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCruiseCmd"></param>
		/// <param name="byCruiseRoute"></param>
		/// <param name="byCruisePoint"></param>
		/// <param name="wInput"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZCruise(int lRealHandle, uint dwPTZCruiseCmd, byte byCruiseRoute, byte byCruisePoint, ushort wInput);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZCruiseCmd"></param>
		/// <param name="byCruiseRoute"></param>
		/// <param name="byCruisePoint"></param>
		/// <param name="wInput"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZCruise_Other(int lUserID, int lChannel, uint dwPTZCruiseCmd, byte byCruiseRoute, byte byCruisePoint, ushort wInput);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCruiseCmd"></param>
		/// <param name="byCruiseRoute"></param>
		/// <param name="byCruisePoint"></param>
		/// <param name="wInput"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZCruise_EX(int lRealHandle, uint dwPTZCruiseCmd, byte byCruiseRoute, byte byCruisePoint, ushort wInput);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZTrack(int lRealHandle, uint dwPTZTrackCmd);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZTrack_Other(int lUserID, int lChannel, uint dwPTZTrackCmd);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZTrack_EX(int lRealHandle, uint dwPTZTrackCmd);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <param name="dwSpeed"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControlWithSpeed(int lRealHandle, uint dwPTZCommand, uint dwStop, uint dwSpeed);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <param name="dwSpeed"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControlWithSpeed_Other(int lUserID, int lChannel, uint dwPTZCommand, uint dwStop, uint dwSpeed);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZCommand"></param>
		/// <param name="dwStop"></param>
		/// <param name="dwSpeed"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZControlWithSpeed_EX(int lRealHandle, uint dwPTZCommand, uint dwStop, uint dwSpeed);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="lCruiseRoute"></param>
		/// <param name="lpCruiseRet"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetPTZCruise(int lUserID, int lChannel, int lCruiseRoute, ref NET_DVR_CRUISE_RET lpCruiseRet);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <param name="dwTrackIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZMltTrack(int lRealHandle, uint dwPTZTrackCmd, uint dwTrackIndex);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <param name="dwTrackIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZMltTrack_Other(int lUserID, int lChannel, uint dwPTZTrackCmd, uint dwTrackIndex);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lRealHandle"></param>
		/// <param name="dwPTZTrackCmd"></param>
		/// <param name="dwTrackIndex"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZMltTrack_EX(int lRealHandle, uint dwPTZTrackCmd, uint dwTrackIndex);

		//文件查找与回放
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwFileType"></param>
		/// <param name="lpStartTime"></param>
		/// <param name="lpStopTime"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFile(int lUserID, int lChannel, uint dwFileType, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <param name="lpFindData"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextFile(int lFindHandle, ref NET_DVR_FIND_DATA lpFindData);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_FindClose(int lFindHandle);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <param name="lpFindData"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextFile_V30(int lFindHandle, ref NET_DVR_FINDDATA_V30 lpFindData);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <param name="lpFindData"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextFile_V40(int lFindHandle, ref NET_DVR_FINDDATA_V40 lpFindData);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="pFindCond"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFile_V30(int lUserID, ref NET_DVR_FILECOND pFindCond);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="pFindCond"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFile_V40(int lUserID, ref NET_DVR_FILECOND_V40 pFindCond);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lpSearchEventParam"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFileByEvent_V40(int lUserID, ref NET_DVR_SEARCH_EVENT_PARAM_V40 lpSearchEventParam);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lSearchHandle"></param>
		/// <param name="lpSearchEventRet"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextEvent_V40(int lSearchHandle, ref NET_DVR_SEARCH_EVENT_RET_V40 lpSearchEventRet);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_FindClose_V30(int lFindHandle);

		/// <summary>
		/// 2007-04-16增加 查询结果带卡号的文件查找
		/// </summary>
		/// <param name="lFindHandle"></param>
		/// <param name="lpFindData"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextFile_Card(int lFindHandle, ref NET_DVR_FINDDATA_CARD lpFindData);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwFileType"></param>
		/// <param name="lpStartTime"></param>
		/// <param name="lpStopTime"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFile_Card(int lUserID, int lChannel, uint dwFileType, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="sLockFileName"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_LockFileByName(int lUserID, string sLockFileName);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="sUnlockFileName"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_UnlockFileByName(int lUserID, string sUnlockFileName);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="sPlayBackFileName"></param>
		/// <param name="hWnd"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_PlayBackByName(int lUserID, string sPlayBackFileName, IntPtr hWnd);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="lpStartTime"></param>
		/// <param name="lpStopTime"></param>
		/// <param name="hWnd"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_PlayBackByTime(int lUserID, int lChannel, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime, System.IntPtr hWnd);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="pVodPara"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_PlayBackByTime_V40(int lUserID, ref NET_DVR_VOD_PARA pVodPara);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lPlayHandle"></param>
		/// <param name="dwControlCode"></param>
		/// <param name="dwInValue"></param>
		/// <param name="LPOutValue"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PlayBackControl(int lPlayHandle, uint dwControlCode, uint dwInValue, ref uint LPOutValue);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lPlayHandle"></param>
		/// <param name="dwControlCode"></param>
		/// <param name="lpInBuffer"></param>
		/// <param name="dwInValue"></param>
		/// <param name="lpOutBuffer"></param>
		/// <param name="LPOutValue"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PlayBackControl_V40(int lPlayHandle, uint dwControlCode, IntPtr lpInBuffer, uint dwInValue, IntPtr lpOutBuffer, ref uint LPOutValue);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lPlayHandle"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopPlayBack(int lPlayHandle);

		/// <summary>
		/// 回调函数
		/// </summary>
		/// <param name="lPlayHandle"></param>
		/// <param name="dwDataType"></param>
		/// <param name="pBuffer"></param>
		/// <param name="dwBufSize"></param>
		/// <param name="dwUser"></param>
		public delegate void PLAYDATACALLBACK(int lPlayHandle, uint dwDataType, IntPtr pBuffer, uint dwBufSize, uint dwUser);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lPlayHandle"></param>
		/// <param name="fPlayDataCallBack"></param>
		/// <param name="dwUser"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetPlayDataCallBack(int lPlayHandle, PLAYDATACALLBACK fPlayDataCallBack, uint dwUser);


		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PlayBackSaveData(int lPlayHandle, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopPlayBackSave(int lPlayHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetPlayBackOsdTime(int lPlayHandle, ref NET_DVR_TIME lpOsdTime);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PlayBackCaptureFile(int lPlayHandle, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetFileByName(int lUserID, string sDVRFileName, string sSavedFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetFileByTime(int lUserID, int lChannel, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime, string sSavedFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetFileByTime_V40(int lUserID, string sSavedFileName, ref NET_DVR_PLAYCOND pDownloadCond);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopGetFile(int lFileHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetDownloadPos(int lFileHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetPlayBackPos(int lPlayHandle);

		/// <summary>
		/// 升级
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="sFileName"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_Upgrade(int lUserID, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetUpgradeState(int lUpgradeHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetUpgradeProgress(int lUpgradeHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseUpgradeHandle(int lUpgradeHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetNetworkEnvironment(uint dwEnvironmentLevel);

		/// <summary>
		/// 远程格式化硬盘
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lDiskNumber"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FormatDisk(int lUserID, int lDiskNumber);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="lFormatHandle"></param>
		/// <param name="pCurrentFormatDisk"></param>
		/// <param name="pCurrentDiskPos"></param>
		/// <param name="pFormatStatic"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetFormatProgress(int lFormatHandle, ref int pCurrentFormatDisk, ref int pCurrentDiskPos, ref int pFormatStatic);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseFormatHandle(int lFormatHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetIPCProtoList(int lUserID, ref NET_DVR_IPC_PROTO_LIST lpProtoList);
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetIPCProtoList_V41(int lUserID, ref NET_DVR_IPC_PROTO_LIST_V41 lpProtoList);

		//报警
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_SetupAlarmChan(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseAlarmChan(int lAlarmHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_SetupAlarmChan_V30(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_SetupAlarmChan_V41(int lUserID, ref NET_DVR_SETUPALARM_PARAM lpSetupParam);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseAlarmChan_V30(int lAlarmHandle);

		//语音对讲
		/*********************************************************
		Function:	VOICEDATACALLBACK
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void VOICEDATACALLBACK(int lVoiceComHandle, string pRecvDataBuffer, uint dwBufSize, byte byAudioFlag, uint dwUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartVoiceCom(int lUserID, VOICEDATACALLBACK fVoiceDataCallBack, uint dwUser);

		/*********************************************************
		Function:	VOICEDATACALLBACKV30
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void VOICEDATACALLBACKV30(int lVoiceComHandle, IntPtr pRecvDataBuffer, uint dwBufSize, byte byAudioFlag, System.IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartVoiceCom_V30(int lUserID, uint dwVoiceChan, bool bNeedCBNoEncData, VOICEDATACALLBACKV30 fVoiceDataCallBack, IntPtr pUser);


		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetVoiceComClientVolume(int lVoiceComHandle, ushort wVolume);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopVoiceCom(int lVoiceComHandle);

		//语音转发
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartVoiceCom_MR(int lUserID, VOICEDATACALLBACK fVoiceDataCallBack, uint dwUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartVoiceCom_MR_V30(int lUserID, uint dwVoiceChan, VOICEDATACALLBACKV30 fVoiceDataCallBack, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_VoiceComSendData(int lVoiceComHandle, string pSendBuf, uint dwBufSize);

		//语音广播
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientAudioStart();

		/*********************************************************
		Function:	VOICEAUDIOSTART
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void VOICEAUDIOSTART(string pRecvDataBuffer, uint dwBufSize, IntPtr pUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientAudioStart_V30(VOICEAUDIOSTART fVoiceAudioStart, IntPtr pUser);


		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientAudioStop();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_AddDVR(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_AddDVR_V30(int lUserID, uint dwVoiceChan);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DelDVR(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DelDVR_V30(int lVoiceHandle);


		//透明通道设置
		/*********************************************************
		Function:	SERIALDATACALLBACK
		Desc:		(回调函数)
		Input:	
		Output:	
		Return:	
		**********************************************************/
		public delegate void SERIALDATACALLBACK(int lSerialHandle, string pRecvDataBuffer, uint dwBufSize, uint dwUser);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SerialStart(int lUserID, int lSerialPort, SERIALDATACALLBACK fSerialDataCallBack, uint dwUser);

		//485作为透明通道时，需要指明通道号，因为不同通道号485的设置可以不同(比如波特率)
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SerialSend(int lSerialHandle, int lChannel, string pSendBuf, uint dwBufSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SerialStop(int lSerialHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SendTo232Port(int lUserID, string pSendBuf, uint dwBufSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SendToSerialPort(int lUserID, uint dwSerialPort, uint dwSerialIndex, string pSendBuf, uint dwBufSize);

		//解码 nBitrate = 16000
		[DllImport(@"HCNetSDK.dll")]
		public static extern System.IntPtr NET_DVR_InitG722Decoder(int nBitrate);

		[DllImport(@"HCNetSDK.dll")]
		public static extern void NET_DVR_ReleaseG722Decoder(IntPtr pDecHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DecodeG722Frame(IntPtr pDecHandle, ref byte pInBuffer, ref byte pOutBuffer);

		//编码
		[DllImport(@"HCNetSDK.dll")]
		public static extern IntPtr NET_DVR_InitG722Encoder();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_EncodeG722Frame(IntPtr pEncodeHandle, ref byte pInBuffer, ref byte pOutBuffer);

		[DllImport(@"HCNetSDK.dll")]
		public static extern void NET_DVR_ReleaseG722Encoder(IntPtr pEncodeHandle);

		//远程控制本地显示
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClickKey(int lUserID, int lKeyIndex);

		//远程控制设备端手动录像
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StartDVRRecord(int lUserID, int lChannel, int lRecordType);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopDVRRecord(int lUserID, int lChannel);

		//解码卡
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_InitDevice_Card(ref int pDeviceTotalChan);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ReleaseDevice_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_InitDDraw_Card(IntPtr hParent, uint colorKey);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ReleaseDDraw_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_RealPlay_Card(int lUserID, ref NET_DVR_CARDINFO lpCardInfo, int lChannelNum);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ResetPara_Card(int lRealHandle, ref NET_DVR_DISPLAY_PARA lpDisplayPara);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RefreshSurface_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClearSurface_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RestoreSurface_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_OpenSound_Card(int lRealHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CloseSound_Card(int lRealHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetVolume_Card(int lRealHandle, ushort wVolume);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_AudioPreview_Card(int lRealHandle, int bEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetCardLastError_Card();

		[DllImport(@"HCNetSDK.dll")]
		public static extern System.IntPtr NET_DVR_GetChanHandle_Card(int lRealHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CapturePicture_Card(int lRealHandle, string sPicFileName);

		//获取解码卡序列号此接口无效，改用GetBoardDetail接口获得(2005-12-08支持)
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetSerialNum_Card(int lChannelNum, ref uint pDeviceSerialNo);

		//日志
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindDVRLog(int lUserID, int lSelectMode, uint dwMajorType, uint dwMinorType, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextLog(int lLogHandle, ref NET_DVR_LOG lpLogData);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_FindLogClose(int lLogHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindDVRLog_V30(int lUserID, int lSelectMode, uint dwMajorType, uint dwMinorType, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime, bool bOnlySmart);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextLog_V30(int lLogHandle, ref NET_DVR_LOG_V30 lpLogData);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_FindLogClose_V30(int lLogHandle);

		//截止2004年8月5日,共113个接口
		//ATM DVR
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFileByCard(int lUserID, int lChannel, uint dwFileType, int nFindType, ref byte sCardNumber, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime);


		//2005-09-15
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CaptureJPEGPicture(int lUserID, int lChannel, ref NET_DVR_JPEGPARA lpJpegPara, string sPicFileName);

		//JPEG抓图到内存
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_CaptureJPEGPicture_NEW(int lUserID, int lChannel, ref NET_DVR_JPEGPARA lpJpegPara, byte[] sJpegPicBuffer, uint dwPicSize, ref uint lpSizeReturned);

		//2006-02-16
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetRealPlayerIndex(int lRealHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetPlayBackPlayerIndex(int lPlayHandle);

		//2006-08-28 704-640 缩放配置
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetScaleCFG(int lUserID, uint dwScale);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetScaleCFG(int lUserID, ref uint lpOutScale);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetScaleCFG_V30(int lUserID, ref NET_DVR_SCALECFG pScalecfg);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetScaleCFG_V30(int lUserID, ref NET_DVR_SCALECFG pScalecfg);

		/// <summary>
		/// 2006-08-28 ATM机端口设置
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="wATMPort"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetATMPortCFG(int lUserID, ushort wATMPort);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetATMPortCFG(int lUserID, ref ushort LPOutATMPort);

		/// <summary>
		/// 2006-11-10 支持显卡辅助输出
		/// </summary>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_InitDDrawDevice();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ReleaseDDrawDevice();

		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_GetDDrawDeviceTotalNums();

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDDrawDevice(int lPlayPort, uint nDeviceNum);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZSelZoomIn(int lRealHandle, ref NET_DVR_POINT_FRAME pStruPointFrame);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_PTZSelZoomIn_EX(int lUserID, int lChannel, ref NET_DVR_POINT_FRAME pStruPointFrame);

		/// <summary>
		/// 解码设备DS-6001D/DS-6001F
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="lpDecoderinfo"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StartDecode(int lUserID, int lChannel, ref NET_DVR_DECODERINFO lpDecoderinfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopDecode(int lUserID, int lChannel);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDecoderState(int lUserID, int lChannel, ref NET_DVR_DECODERSTATE lpDecoderState);

		/// <summary>
		/// 2005-08-01
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="lpDecoderinfo"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDecInfo(int lUserID, int lChannel, ref NET_DVR_DECCFG lpDecoderinfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDecInfo(int lUserID, int lChannel, ref NET_DVR_DECCFG lpDecoderinfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDecTransPort(int lUserID, ref NET_DVR_PORTCFG lpTransPort);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDecTransPort(int lUserID, ref NET_DVR_PORTCFG lpTransPort);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DecPlayBackCtrl(int lUserID, int lChannel, uint dwControlCode, uint dwInValue, ref uint LPOutValue, ref NET_DVR_PLAYREMOTEFILE lpRemoteFileInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StartDecSpecialCon(int lUserID, int lChannel, ref NET_DVR_DECCHANINFO lpDecChanInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopDecSpecialCon(int lUserID, int lChannel, ref NET_DVR_DECCHANINFO lpDecChanInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DecCtrlDec(int lUserID, int lChannel, uint dwControlCode);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DecCtrlScreen(int lUserID, int lChannel, uint dwControl);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDecCurLinkStatus(int lUserID, int lChannel, ref NET_DVR_DECSTATUS lpDecStatus);

		//多路解码器
		//2007-11-30 V211支持以下接口 //11
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixStartDynamic(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DYNAMIC_DEC lpDynamicInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixStopDynamic(int lUserID, uint dwDecChanNum);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDecChanInfo(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DEC_CHAN_INFO lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetLoopDecChanInfo(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_LOOP_DECINFO lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetLoopDecChanInfo(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_LOOP_DECINFO lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetLoopDecChanEnable(int lUserID, uint dwDecChanNum, uint dwEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetLoopDecChanEnable(int lUserID, uint dwDecChanNum, ref uint lpdwEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetLoopDecEnable(int lUserID, ref uint lpdwEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetDecChanEnable(int lUserID, uint dwDecChanNum, uint dwEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDecChanEnable(int lUserID, uint dwDecChanNum, ref uint lpdwEnable);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDecChanStatus(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DEC_CHAN_STATUS lpInter);

		//2007-12-22 增加支持接口 //18
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetTranInfo(int lUserID, ref NET_DVR_MATRIX_TRAN_CHAN_CONFIG lpTranInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetTranInfo(int lUserID, ref NET_DVR_MATRIX_TRAN_CHAN_CONFIG lpTranInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetRemotePlay(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DEC_REMOTE_PLAY lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetRemotePlayControl(int lUserID, uint dwDecChanNum, uint dwControlCode, uint dwInValue, ref uint LPOutValue);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetRemotePlayStatus(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DEC_REMOTE_PLAY_STATUS lpOuter);

		//2009-4-13 新增
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixStartDynamic_V30(int lUserID, uint dwDecChanNum, ref NET_DVR_PU_STREAM_CFG lpDynamicInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetLoopDecChanInfo_V30(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_LOOP_DECINFO_V30 lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetLoopDecChanInfo_V30(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_LOOP_DECINFO_V30 lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDecChanInfo_V30(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_DEC_CHAN_INFO_V30 lpInter);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetTranInfo_V30(int lUserID, ref NET_DVR_MATRIX_TRAN_CHAN_CONFIG_V30 lpTranInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetTranInfo_V30(int lUserID, ref NET_DVR_MATRIX_TRAN_CHAN_CONFIG_V30 lpTranInfo);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDisplayCfg(int lUserID, uint dwDispChanNum, ref NET_DVR_VGA_DISP_CHAN_CFG lpDisplayCfg);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetDisplayCfg(int lUserID, uint dwDispChanNum, ref NET_DVR_VGA_DISP_CHAN_CFG lpDisplayCfg);


		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_MatrixStartPassiveDecode(int lUserID, uint dwDecChanNum, ref NET_DVR_MATRIX_PASSIVEMODE lpPassiveMode);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSendData(int lPassiveHandle, System.IntPtr pSendBuf, uint dwBufSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixStopPassiveDecode(int lPassiveHandle);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_UploadLogo(int lUserID, uint dwDispChanNum, ref NET_DVR_DISP_LOGOCFG lpDispLogoCfg, System.IntPtr sLogoBuffer);
		/// <summary>
		/// 显示LOGO
		/// </summary>
		public const int NET_DVR_SHOWLOGO = 1;
		/// <summary>
		/// 隐藏LOGO
		/// </summary>
		public const int NET_DVR_HIDELOGO = 2;

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_LogoSwitch(int lUserID, uint dwDecChan, uint dwLogoSwitch);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetDeviceStatus(int lUserID, ref NET_DVR_DECODER_WORK_STATUS lpDecoderCfg);

		/**/
		/// <summary>
		/// 上海世博 定制 显示通道命令码定义
		/// </summary> 
		/// <param name="lRealHandle"></param>
		/// <param name="fDrawFun"></param>
		/// <param name="dwUser"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RigisterPlayBackDrawFun(int lRealHandle, DRAWFUN fDrawFun, uint dwUser);

		/// <summary>
		/// 显示通道放大某个窗口
		/// </summary>
		public const int DISP_CMD_ENLARGE_WINDOW = 1;
		/// <summary>
		/// 显示通道窗口还原
		/// </summary>
		public const int DISP_CMD_RENEW_WINDOW = 2;

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixDiaplayControl(int lUserID, uint dwDispChanNum, uint dwDispChanCmd, uint dwCmdParam);

		//end
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RefreshPlay(int lPlayHandle);

		/// <summary>
		/// 恢复默认值
		/// </summary>
		/// <param name="lUserID"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RestoreConfig(int lUserID);

		/// <summary>
		/// 保存参数
		/// </summary>
		/// <param name="lUserID"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SaveConfig(int lUserID);

		/// <summary>
		/// 重启
		/// </summary>
		/// <param name="lUserID"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_RebootDVR(int lUserID);

		/// <summary>
		/// 关闭DVR
		/// </summary>
		/// <param name="lUserID"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ShutDownDVR(int lUserID);

		#region 参数配置
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="dwCommand"></param>
		/// <param name="lChannel"></param>
		/// <param name="lpOutBuffer"></param>
		/// <param name="dwOutBufferSize"></param>
		/// <param name="lpBytesReturned"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDVRConfig(int lUserID, uint dwCommand, int lChannel, IntPtr lpOutBuffer, uint dwOutBufferSize, ref uint lpBytesReturned);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDVRConfig(int lUserID, uint dwCommand, int lChannel, System.IntPtr lpInBuffer, uint dwInBufferSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDVRWorkState_V30(int lUserID, IntPtr pWorkState);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDVRWorkState(int lUserID, ref NET_DVR_WORKSTATE lpWorkState);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetVideoEffect(int lUserID, int lChannel, uint dwBrightValue, uint dwContrastValue, uint dwSaturationValue, uint dwHueValue);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetVideoEffect(int lUserID, int lChannel, ref uint pBrightValue, ref uint pContrastValue, ref uint pSaturationValue, ref uint pHueValue);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientGetframeformat(int lUserID, ref NET_DVR_FRAMEFORMAT lpFrameFormat);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientSetframeformat(int lUserID, ref NET_DVR_FRAMEFORMAT lpFrameFormat);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetAtmProtocol(int lUserID, ref NET_DVR_ATM_PROTOCOL lpAtmProtocol);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetAlarmOut_V30(int lUserID, IntPtr lpAlarmOutState);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetAlarmOut(int lUserID, ref NET_DVR_ALARMOUTSTATUS lpAlarmOutState);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetAlarmOut(int lUserID, int lAlarmOutPort, int lAlarmOutStatic);

		//获取UPNP端口映射状态
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetUpnpNatState(int lUserID, ref NET_DVR_UPNP_NAT_STATE lpState);

		//视频参数调节
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientSetVideoEffect(int lRealHandle, uint dwBrightValue, uint dwContrastValue, uint dwSaturationValue, uint dwHueValue);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_ClientGetVideoEffect(int lRealHandle, ref uint pBrightValue, ref uint pContrastValue, ref uint pSaturationValue, ref uint pHueValue);

		//配置文件
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetConfigFile(int lUserID, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetConfigFile(int lUserID, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetConfigFile_V30(int lUserID, string sOutBuffer, uint dwOutSize, ref uint pReturnSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetConfigFile_EX(int lUserID, string sOutBuffer, uint dwOutSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetConfigFile_EX(int lUserID, string sInBuffer, uint dwInSize);

		//启用日志文件写入接口
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetLogToFile(int bLogEnable, string strLogDir, bool bAutoDel);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetSDKState(ref NET_DVR_SDKSTATE pSDKState);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetSDKAbility(ref NET_DVR_SDKABL pSDKAbl);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetPTZProtocol(int lUserID, ref NET_DVR_PTZCFG pPtzcfg);

		//前面板锁定
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_LockPanel(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_UnLockPanel(int lUserID);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetRtspConfig(int lUserID, uint dwCommand, ref NET_DVR_RTSPCFG lpInBuffer, uint dwInBufferSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetRtspConfig(int lUserID, uint dwCommand, ref NET_DVR_RTSPCFG lpOutBuffer, uint dwOutBufferSize);

		//视频综合平台
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixGetSceneCfg(int lUserID, uint dwSceneNum, ref NET_DVR_MATRIX_SCENECFG lpSceneCfg);
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_MatrixSetSceneCfg(int lUserID, uint dwSceneNum, ref NET_DVR_MATRIX_SCENECFG lpSceneCfg);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetRealHeight(int lUserID, int lChannel, ref NET_VCA_LINE lpLine, ref Single lpHeight);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetRealLength(int lUserID, int lChannel, ref NET_VCA_LINE lpLine, ref Single lpLength);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SaveRealData_V30(int lRealHandle, uint dwTransType, string sFileName);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_EncodeG711Frame(uint iType, ref byte pInBuffer, ref byte pOutBuffer);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_DecodeG711Frame(uint iType, ref byte pInBuffer, ref byte pOutBuffer);
		#endregion

		/// <summary>
		/// 邮件服务测试 9000_1.1
		/// </summary>
		/// <param name="lUserID"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_EmailTest(int lUserID);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lpSearchEventParam"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindFileByEvent(int lUserID, ref NET_DVR_SEARCH_EVENT_PARAM lpSearchEventParam);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="lSearchHandle"></param>
		/// <param name="lpSearchEventRet"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextEvent(int lSearchHandle, ref NET_DVR_SEARCH_EVENT_RET lpSearchEventRet);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="sDVRIP">设备IP地址</param>
		/// <param name="wDVRPort">设备端口号</param>
		/// <param name="sUserName">登录的用户名</param>
		/// <param name="sPassword">用户密码</param>
		/// <param name="lpDeviceInfo">设备信息</param>
		/// <returns>-1表示失败，其他值表示返回的用户ID值</returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern Int32 NET_DVR_Login_V30(string sDVRIP, Int32 wDVRPort, string sUserName, string sPassword, ref NET_DVR_DEVICEINFO_V30 lpDeviceInfo);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="pLoginInfo"></param>
		/// <param name="lpDeviceInfo"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern int NET_DVR_Login_V40(ref NET_DVR_USER_LOGIN_INFO pLoginInfo, ref NET_DVR_DEVICEINFO_V40 lpDeviceInfo);

		/// <summary>
		/// 用户注册设备。
		/// </summary>
		/// <param name="lUserID">用户ID号</param>
		/// <returns>TRUE表示成功，FALSE表示失败</returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_Logout_V30(Int32 lUserID);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="iLogHandle"></param>
		/// <param name="lpLogData"></param>
		/// <returns></returns>
		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindNextLog_MATRIX(int iLogHandle, ref NET_DVR_LOG_MATRIX lpLogData);


		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern int NET_DVR_FindDVRLog_Matrix(int iUserID, int lSelectMode, uint dwMajorType, uint dwMinorType, ref tagVEDIOPLATLOG lpVedioPlatLog, ref NET_DVR_TIME lpStartTime, ref NET_DVR_TIME lpStopTime);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_STDXMLConfig(int iUserID, ref NET_DVR_XML_CONFIG_INPUT lpInputParam, ref NET_DVR_XML_CONFIG_OUTPUT lpOutputParam);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDeviceConfig(int lUserID, uint dwCommand, uint dwCount, IntPtr lpInBuffer, uint dwInBufferSize, IntPtr lpStatusList, IntPtr lpOutBuffer, uint dwOutBufferSize);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetDeviceConfig(int lUserID, uint dwCommand, uint dwCount, IntPtr lpInBuffer, uint dwInBufferSize, IntPtr lpStatusList, IntPtr lpInParamBuffer, uint dwInParamBufferSize);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetSTDConfig(int iUserID, uint dwCommand, ref NET_DVR_STD_CONFIG lpConfigParam);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetSTDConfig(int iUserID, uint dwCommand, ref NET_DVR_STD_CONFIG lpConfigParam);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="dwType"></param>
		/// <param name="lpBuffer"></param>
		/// <param name="dwBufLen"></param>
		/// <param name="pUserData"></param>
		public delegate void RemoteConfigCallback(uint dwType, IntPtr lpBuffer, uint dwBufLen, IntPtr pUserData);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern int NET_DVR_StartRemoteConfig(int lUserID, int dwCommand, IntPtr lpInBuffer, Int32 dwInBufferLen, RemoteConfigCallback cbStateCallback, IntPtr pUserData);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SendRemoteConfig(int lHandle, int dwDataType, IntPtr pSendBuf, int dwBufSize);

		[DllImportAttribute(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_StopRemoteConfig(int lHandle);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="dwAbilityType"></param>
		/// <param name="pInBuf"></param>
		/// <param name="dwInLength"></param>
		/// <param name="pOutBuf"></param>
		/// <param name="dwOutLength"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetDeviceAbility(int lUserID, uint dwAbilityType, IntPtr pInBuf, uint dwInLength, IntPtr pOutBuf, uint dwOutLength);

		/// <summary>
		/// 设置参数关键字
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwParameterKey"></param>
		/// <param name="nValue"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetBehaviorParamKey(int lUserID, int lChannel, uint dwParameterKey, int nValue);
		/// <summary>
		/// 获取参数关键字
		/// </summary>
		/// <param name="lUserID"></param>
		/// <param name="lChannel"></param>
		/// <param name="dwParameterKey"></param>
		/// <param name="pValue"></param>
		/// <returns></returns>
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetBehaviorParamKey(int lUserID, int lChannel, uint dwParameterKey, ref int pValue);

		//获取/设置行为分析目标叠加接口
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetVCADrawMode(int lUserID, int lChannel, ref NET_VCA_DRAW_MODE lpDrawMode);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetVCADrawMode(int lUserID, int lChannel, ref NET_VCA_DRAW_MODE lpDrawMode);

		//双摄像机跟踪模式设置接口
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetLFTrackMode(int lUserID, int lChannel, ref NET_DVR_LF_TRACK_MODE lpTrackMode);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetLFTrackMode(int lUserID, int lChannel, ref NET_DVR_LF_TRACK_MODE lpTrackMode);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetCCDCfg(int lUserID, int lChannel, ref NET_DVR_CCD_CFG lpCCDCfg);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_SetCCDCfg(int lUserID, int lChannel, ref NET_DVR_CCD_CFG lpCCDCfg);

		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_DVR_GetParamSetMode(int lUserID, ref uint dwParamSetMode);

		#endregion

		#region 消息事件
		/// <summary>
		/// 
		/// </summary>
		/// <param name="hWnd"></param>
		/// <param name="Msg"></param>
		/// <param name="wParam"></param>
		/// <param name="lParam"></param>
		/// <returns></returns>
		[DllImport("User32.dll", EntryPoint = "PostMessage")]
		public static extern int PostMessage(IntPtr hWnd, int Msg, int wParam, int lParam);
		#endregion


		/// <summary>
		/// 识别场景
		/// </summary>
		public enum VCA_RECOGNIZE_SCENE
		{
			/// <summary>
			/// 低速通过场景（收费站、小区门口、停车场）
			/// </summary>
			VCA_LOW_SPEED_SCENE = 0,
			/// <summary>
			/// 高速通过场景（卡口、高速公路、移动稽查)
			/// </summary>
			VCA_HIGH_SPEED_SCENE = 1,
			/// <summary>
			/// 移动摄像机应用
			/// </summary>
			VCA_MOBILE_CAMERA_SCENE = 2,
		}

		//识别结果标志
		public enum VCA_RECOGNIZE_RESULT
		{
			VCA_RECOGNIZE_FAILURE = 0,//识别失败
			VCA_IMAGE_RECOGNIZE_SUCCESS,//图像识别成功
			VCA_VIDEO_RECOGNIZE_SUCCESS_OF_BEST_LICENSE,//视频识别更优结果
			VCA_VIDEO_RECOGNIZE_SUCCESS_OF_NEW_LICENSE,//视频识别到新的车牌
			VCA_VIDEO_RECOGNIZE_FINISH_OF_CUR_LICENSE,//视频识别车牌结束
		}


		/// <summary>
		/// 视频识别触发类型
		/// </summary>
		public enum VCA_TRIGGER_TYPE
		{
			INTER_TRIGGER = 0,// 模块内部触发识别
			EXTER_TRIGGER = 1,// 外部物理信号触发：线圈、雷达、手动触发信号；
		}

		public const int MAX_CHINESE_CHAR_NUM = 64;    // 最大汉字类别数量
																									 //车牌可动态修改参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PLATE_PARAM
		{
			public NET_VCA_RECT struSearchRect;//搜索区域(归一化)
			public NET_VCA_RECT struInvalidateRect;//无效区域，在搜索区域内部 (归一化)
			public ushort wMinPlateWidth;//车牌最小宽度
			public ushort wTriggerDuration;//触发持续帧数
			public byte byTriggerType;//触发模式, VCA_TRIGGER_TYPE
			public byte bySensitivity;//灵敏度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，置0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 64, ArraySubType = UnmanagedType.I1)]
			public byte[] byCharPriority;// 汉字优先级
		}

		/*wMinPlateWidth:该参数默认配置为80像素；该参数的配置对于车牌海康威视车牌识别说明文档 
		识别有影响，如果设置过大，那么如果场景中出现小车牌就会漏识别；如果场景中车牌宽度普遍较大，可以把该参数设置稍大，便于减少对虚假车牌的处理。在标清情况下建议设置为80， 在高清情况下建议设置为120
		wTriggerDuration － 外部触发信号持续帧数量，其含义是从触发信号开始识别的帧数量。该值在低速场景建议设置为50～100；高速场景建议设置为15～25；移动识别时如果也有外部触发，设置为15～25；具体可以根据现场情况进行配置
		*/
		/// <summary>
		/// 车牌识别参数子结构
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PLATEINFO
		{
			public VCA_RECOGNIZE_SCENE eRecogniseScene;//识别场景(低速和高速)
			public NET_VCA_PLATE_PARAM struModifyParam;//车牌可动态修改参数
		}

		//车牌识别配置参数
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PLATECFG
		{
			public uint dwSize;
			public byte byPicProType;//报警时图片处理方式 0-不处理 1-上传
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 2, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;//保留，设置为0
			public NET_DVR_JPEGPARA struPictureParam;//图片规格结构
			public NET_VCA_PLATEINFO struPlateInfo;//车牌信息
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT_2, ArraySubType = UnmanagedType.Struct)]
			public NET_DVR_SCHEDTIME[] struAlarmTime;//布防时间
			public NET_DVR_HANDLEEXCEPTION_V30 struHandleType;//处理方式
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_CHANNUM_V30, ArraySubType = UnmanagedType.I1)]
			public byte[] byRelRecordChan;//报警触发的录象通道,为1表示触发该通道
		}

		//车牌识别结果子结构
		[StructLayoutAttribute(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
		public struct NET_VCA_PLATE_INFO
		{
			public VCA_RECOGNIZE_RESULT eResultFlag;//识别结果标志 
			public VCA_PLATE_TYPE ePlateType;//车牌类型
			public VCA_PLATE_COLOR ePlateColor;//车牌颜色
			public NET_VCA_RECT struPlateRect;//车牌位置
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;//保留，设置为0 
			public uint dwLicenseLen;//车牌长度
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_LICENSE_LEN)]
			public string sLicense;//车牌号码 
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = MAX_LICENSE_LEN)]
			public string sBelieve;//各个识别字符的置信度，如检测到车牌"浙A12345", 置信度为10,20,30,40,50,60,70，则表示"浙"字正确的可能性只有10%，"A"字的正确的可能性是20%
		}

		//车牌检测结果
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_PLATE_RESULT
		{
			public uint dwSize;//结构长度
			public uint dwRelativeTime;//相对时标
			public uint dwAbsTime;//绝对时标
			public byte byPlateNum;//车牌个数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes1;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_PLATE_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_PLATE_INFO[] struPlateInfo;//车牌信息结构
			public uint dwPicDataLen;//返回图片的长度 为0表示没有图片，大于0表示该结构后面紧跟图片数据
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes2;//保留，设置为0 图片的高宽
			public System.IntPtr pImage;//指向图片的指针
		}

		//重启智能库
		[DllImport(@"HCNetSDK.dll")]
		public static extern bool NET_VCA_RestartLib(int lUserID, int lChannel);

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LINE_SEGMENT
		{
			public NET_VCA_POINT struStartPoint;//表示高度线时，表示头部点
			public NET_VCA_POINT struEndPoint;//表示高度线时，表示脚部点
			public float fValue;//高度值，单位米
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 4, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//标定线链表
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_VCA_LINE_SEG_LIST
		{
			public uint dwSize;//结构长度
			public byte bySegNum;//标定线条数
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 3, ArraySubType = System.Runtime.InteropServices.UnmanagedType.I1)]
			public byte[] byRes;//保留，置0
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_SEGMENT_NUM, ArraySubType = UnmanagedType.Struct)]
			public NET_VCA_LINE_SEGMENT[] struSeg;
		}

		//2009-8-18 抓拍机
		public const int PLATE_INFO_LEN = 1024;
		public const int PLATE_NUM_LEN = 16;
		public const int FILE_NAME_LEN = 256;

		//liscense plate result
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_PLATE_RET
		{
			public uint dwSize;//结构长度
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PLATE_NUM_LEN, ArraySubType = UnmanagedType.I1)]
			public byte[] byPlateNum;//车牌号
			public byte byVehicleType;// 车类型
			public byte byTrafficLight;//0-绿灯；1-红灯
			public byte byPlateColor;//车牌颜色
			public byte byDriveChan;//触发车道号
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 32, ArraySubType = UnmanagedType.I1)]
			public byte[] byTimeInfo;/*时间信息*///plate_172.6.113.64_20090724155526948_197170484 
																			 //目前是17位，精确到ms:20090724155526948
			public byte byCarSpeed;/*单位km/h*/
			public byte byCarSpeedH;/*cm/s高8位*/
			public byte byCarSpeedL;/*cm/s低8位*/
			public byte byRes;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = PLATE_INFO_LEN - 36, ArraySubType = UnmanagedType.I1)]
			public byte[] byInfo;
			public uint dwPicLen;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct NET_DVR_CCD_CFG
		{
			public uint dwSize;//结构长度
			public byte byBlc;/*背光补偿0-off; 1-on*/
			public byte byBlcMode;/*blc类型0-自定义1-上；2-下；3-左；4-右；5-中；注：此项在blc为 on 时才起效*/
			public byte byAwb;/*自动白平衡0-自动1; 1-自动2; 2-自动控制*/
			public byte byAgc;/*自动增益0-关; 1-低; 2-中; 3-高*/
			public byte byDayNight;/*日夜转换；0 彩色；1黑白；2自动*/
			public byte byMirror;/*镜像0-关;1-左右;2-上下;3-中心*/
			public byte byShutter;/*快门0-自动; 1-1/25; 2-1/50; 3-1/100; 4-1/250;5-1/500; 6-1/1k ;7-1/2k; 8-1/4k; 9-1/10k; 10-1/100k;*/
			public byte byIrCutTime;/*IRCUT切换时间，5, 10, 15, 20, 25*/
			public byte byLensType;/*镜头类型0-电子光圈; 1-自动光圈*/
			public byte byEnVideoTrig;/*视频触发使能：1-支持；0-不支持。视频触发模式下视频快门速度按照byShutter速度，抓拍图片的快门速度按照byCapShutter速度，抓拍完成后会自动调节回视频模式*/
			public byte byCapShutter;/*抓拍时的快门速度，1-1/25; 2-1/50; 3-1/100; 4-1/250;5-1/500; 6-1/1k ;7-1/2k; 8-1/4k; 9-1/10k; 10-1/100k; 11-1/150; 12-1/200*/
			public byte byEnRecognise;/*1-支持识别；0-不支持识别*/
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct tagCAMERAPARAMCFG
		{
			public uint dwSize;
			public uint dwPowerLineFrequencyMode;/*0-50HZ; 1-60HZ*/
			public uint dwWhiteBalanceMode;/*0手动白平衡; 1自动白平衡1（范围小）; 2 自动白平衡2（范围宽，2200K-15000K）;3自动控制3*/
			public uint dwWhiteBalanceModeRGain;/*手动白平衡时有效，手动白平衡 R增益*/
			public uint dwWhiteBalanceModeBGain;/*手动白平衡时有效，手动白平衡 B增益*/
			public uint dwExposureMode;/*0 手动曝光 1自动曝光*/
			public uint dwExposureSet;/* 0-USERSET, 1-自动x2，2-自动4，3-自动81/25, 4-1/50, 5-1/100, 6-1/250, 7-1/500, 8-1/750, 9-1/1000, 10-1/2000, 11-1/4000,12-1/10,000; 13-1/100,000*/
			public uint dwExposureUserSet;/* 自动自定义曝光时间*/
			public uint dwExposureTarget;/*手动曝光时间 范围（Manumal有效，微秒）*/
			public uint dwIrisMode;/*0 自动光圈 1手动光圈*/
			public uint dwGainLevel;/*增益：0-100*/
			public uint dwBrightnessLevel;/*0-100*/
			public uint dwContrastLevel;/*0-100*/
			public uint dwSharpnessLevel;/*0-100*/
			public uint dwSaturationLevel;/*0-100*/
			public uint dwHueLevel;/*0-100，（保留）*/
			public uint dwGammaCorrectionEnabled;/*0 dsibale  1 enable*/
			public uint dwGammaCorrectionLevel;/*0-100*/
			public uint dwWDREnabled;/*宽动态：0 dsibale  1 enable*/
			public uint dwWDRLevel1;/*0-F*/
			public uint dwWDRLevel2;/*0-F*/
			public uint dwWDRContrastLevel;/*0-100*/
			public uint dwDayNightFilterType;/*日夜切换：0 day,1 night,2 auto */
			public uint dwSwitchScheduleEnabled;/*0 dsibale  1 enable,(保留)*/
			//模式1(保留)
			public uint dwBeginTime;    /*0-100*/
			public uint dwEndTime;/*0-100*/
			//模式2
			public uint dwDayToNightFilterLevel;//0-7
			public uint dwNightToDayFilterLevel;//0-7
			public uint dwDayNightFilterTime;//(60秒)
			public uint dwBacklightMode;/*背光补偿:0 USERSET 1 UP、2 DOWN、3 LEFT、4 RIGHT、5MIDDLE*/
			public uint dwPositionX1;//（X坐标1）
			public uint dwPositionY1;//（Y坐标1）
			public uint dwPositionX2;//（X坐标2）
			public uint dwPositionY2;//（Y坐标2）
			public uint dwBacklightLevel;/*0x0-0xF*/
			public uint dwDigitalNoiseRemoveEnable; /*数字去噪：0 dsibale  1 enable*/
			public uint dwDigitalNoiseRemoveLevel;/*0x0-0xF*/
			public uint dwMirror; /* 镜像：0 Left;1 Right,;2 Up;3Down */
			public uint dwDigitalZoom;/*数字缩放:0 dsibale  1 enable*/
			public uint dwDeadPixelDetect;/*坏点检测,0 dsibale  1 enable*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 20, ArraySubType = UnmanagedType.U4)]
			public uint[] dwRes;
		}

		public const int NET_DVR_GET_CCDPARAMCFG = 1067;       //IPC获取CCD参数配置
		public const int NET_DVR_SET_CCDPARAMCFG = 1068;      //IPC设置CCD参数配置

		//图像增强仪
		//图像增强去燥区域配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct tagIMAGEREGION
		{
			public uint dwSize;//总的结构长度
			public ushort wImageRegionTopLeftX;/* 图像增强去燥的左上x坐标 */
			public ushort wImageRegionTopLeftY;/* 图像增强去燥的左上y坐标 */
			public ushort wImageRegionWidth;/* 图像增强去燥区域的宽 */
			public ushort wImageRegionHeight;/*图像增强去燥区域的高*/
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		//图像增强、去噪级别及稳定性使能配置
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct tagIMAGESUBPARAM
		{
			public NET_DVR_SCHEDTIME struImageStatusTime;//图像状态时间段
			public byte byImageEnhancementLevel;//图像增强的级别，0-7，0表示关闭
			public byte byImageDenoiseLevel;//图像去噪的级别，0-7，0表示关闭
			public byte byImageStableEnable;//图像稳定性使能，0表示关闭，1表示打开
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 9, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		public const int NET_DVR_GET_IMAGEREGION = 1062;       //图像增强仪图像增强去燥区域获取
		public const int NET_DVR_SET_IMAGEREGION = 1063;       //图像增强仪图像增强去燥区域获取
		public const int NET_DVR_GET_IMAGEPARAM = 1064;       // 图像增强仪图像参数(去噪、增强级别，稳定性使能)获取
		public const int NET_DVR_SET_IMAGEPARAM = 1065;       // 图像增强仪图像参数(去噪、增强级别，稳定性使能)设置

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct tagIMAGEPARAM
		{
			public uint dwSize;
			//图像增强时间段参数配置，周日开始	
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = MAX_DAYS * MAX_TIMESEGMENT, ArraySubType = UnmanagedType.Struct)]
			public tagIMAGESUBPARAM[] struImageParamSched;
			[MarshalAsAttribute(UnmanagedType.ByValArray, SizeConst = 16, ArraySubType = UnmanagedType.I1)]
			public byte[] byRes;
		}

		#region  取流模块相关结构与接口

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct PLAY_INFO
		{
			public int iUserID;      //注册用户ID
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 20)]
			public string strDeviceIP;
			public int iDevicePort;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 32)]
			public string strDevAdmin;
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 16)]
			public string strDevPsd;
			public int iChannel;      //播放通道号(从0开始)
			public int iLinkMode;   //最高位(31)为0表示主码流，为1表示子码流，0－30位表示码流连接方式: 0：TCP方式,1：UDP方式,2：多播方式,3 - RTP方式，4-音视频分开(TCP)
			public bool bUseMedia;     //是否启用流媒体
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 20)]
			public string strMediaIP; //流媒体IP地址
			public int iMediaPort;   //流媒体端口号
		}


		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_Init();

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_UnInit();


		[DllImport("GetStream.dll")]
		public static extern int CLIENT_SDK_GetStream(PLAY_INFO lpPlayInfo); //

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SetRealDataCallBack(int iRealHandle, SETREALDATACALLBACK fRealDataCallBack, uint lUser); //

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_StopStream(int iRealHandle);

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_GetVideoEffect(int iRealHandle, ref int iBrightValue, ref int iContrastValue, ref int iSaturationValue, ref int iHueValue);

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_SetVideoEffect(int iRealHandle, int iBrightValue, int iContrastValue, int iSaturationValue, int iHueValue);

		[DllImport("GetStream.dll")]
		public static extern bool CLIENT_SDK_MakeKeyFrame(int iRealHandle);

		#endregion


		#region VOD点播放库

		public const int WM_NETERROR = 0x0400 + 102;          //网络异常消息
		public const int WM_STREAMEND = 0x0400 + 103;         //文件播放结束

		public const int FILE_HEAD = 0;      //文件头
		public const int VIDEO_I_FRAME = 1;  //视频I帧
		public const int VIDEO_B_FRAME = 2;  //视频B帧
		public const int VIDEO_P_FRAME = 3;  //视频P帧
		public const int VIDEO_BP_FRAME = 4; //视频BP帧
		public const int VIDEO_BBP_FRAME = 5; //视频B帧B帧P帧
		public const int AUDIO_PACKET = 10;   //音频包

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct BLOCKTIME
		{
			public ushort wYear;
			public byte bMonth;
			public byte bDay;
			public byte bHour;
			public byte bMinute;
			public byte bSecond;
		}


		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct VODSEARCHPARAM
		{
			public IntPtr sessionHandle;                                    //[in]VOD客户端句柄
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 50)]
			public string dvrIP;                                            //	[in]DVR的网络地址
			public uint dvrPort;                                            //	[in]DVR的端口地址
			public uint channelNum;                                         //  [in]DVR的通道号
			public BLOCKTIME startTime;                                     //	[in]查询的开始时间
			public BLOCKTIME stopTime;                                      //	[in]查询的结束时间
			public bool bUseIPServer;                                       //  [in]是否使用IPServer 
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string SerialNumber;                                     //  [in]设备的序列号
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct SECTIONLIST
		{
			public BLOCKTIME startTime;
			public BLOCKTIME stopTime;
			public byte byRecType;
			public IntPtr pNext;
		}

		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct VODOPENPARAM
		{
			public IntPtr sessionHandle;                                    //[in]VOD客户端句柄
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 50)]
			public string dvrIP;                                            //	[in]DVR的网络地址
			public uint dvrPort;                                            //	[in]DVR的端口地址
			public uint channelNum;                                         //  [in]DVR的通道号
			public BLOCKTIME startTime;                                     //	[in]查询的开始时间
			public BLOCKTIME stopTime;                                      //	[in]查询的结束时间
			public uint uiUser;
			public bool bUseIPServer;                                       //  [in]是否使用IPServer 
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string SerialNumber;                                     //  [in]设备的序列号
			/// <summary>
			/// 
			/// </summary>
			public VodStreamFrameData streamFrameData;
		}

		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct CONNPARAM
		{
			/// <summary>
			/// 
			/// </summary>
			public uint uiUser;
			/// <summary>
			/// 
			/// </summary>
			public ErrorCallback errorCB;
		}


		/// <summary>
		/// 异常回调函数
		/// </summary>
		/// <param name="hSession"></param>
		/// <param name="dwUser"></param>
		/// <param name="lErrorType"></param>
		public delegate void ErrorCallback(System.IntPtr hSession, uint dwUser, int lErrorType);
		/// <summary>
		/// 帧数据回调函数
		/// </summary>
		/// <param name="hStream"></param>
		/// <param name="dwUser"></param>
		/// <param name="lFrameType"></param>
		/// <param name="pBuffer"></param>
		/// <param name="dwSize"></param>
		public delegate void VodStreamFrameData(System.IntPtr hStream, uint dwUser, int lFrameType, System.IntPtr pBuffer, uint dwSize);

		/// <summary>
		/// 模块初始化
		/// </summary>
		/// <param name="strServerIp"></param>
		/// <param name="uiServerPort"></param>
		/// <param name="hSession"></param>
		/// <param name="struConn"></param>
		/// <param name="hWnd"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODServerConnect(string strServerIp, uint uiServerPort, ref IntPtr hSession, ref CONNPARAM struConn, IntPtr hWnd);

		/// <summary>
		/// 模块销毁
		/// </summary>
		/// <param name="hSession"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODServerDisconnect(IntPtr hSession);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="pSearchParam"></param>
		/// <param name="pSecList"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODStreamSearch(IntPtr pSearchParam, ref IntPtr pSecList);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="pSecList"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODDeleteSectionList(IntPtr pSecList);

		/// <summary>
		/// 根据ID、时间段打开流获取流句柄
		/// </summary>
		/// <param name="pOpenParam"></param>
		/// <param name="phStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODOpenStream(IntPtr pOpenParam, ref IntPtr phStream);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="hStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODCloseStream(IntPtr hStream);

		/// <summary>
		/// 根据ID、时间段打开批量下载
		/// </summary>
		/// <param name="struVodParam"></param>
		/// <param name="phStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODOpenDownloadStream(ref VODOPENPARAM struVodParam, ref IntPtr phStream);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="hStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODCloseDownloadStream(IntPtr hStream);

		/// <summary>
		/// 开始流解析，发送数据帧
		/// </summary>
		/// <param name="phStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODStartStreamData(IntPtr phStream);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="hStream"></param>
		/// <param name="bPause"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODPauseStreamData(IntPtr hStream, bool bPause);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="hStream"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODStopStreamData(IntPtr hStream);

		/// <summary>
		/// 根据时间定位
		/// </summary>
		/// <param name="hStream"></param>
		/// <param name="pStartTime"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODSeekStreamData(IntPtr hStream, IntPtr pStartTime);


		/// <summary>
		/// 根据时间定位
		/// </summary>
		/// <param name="hStream"></param>
		/// <param name="iSpeed"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODSetStreamSpeed(IntPtr hStream, int iSpeed);

		/// <summary>
		/// 根据时间定位
		/// </summary>
		/// <param name="hStream"></param>
		/// <param name="pCurrentTime"></param>
		/// <returns></returns>
		[DllImport("PdCssVodClient.dll")]
		public static extern bool VODGetStreamCurrentTime(IntPtr hStream, ref BLOCKTIME pCurrentTime);

		#endregion


		#region 帧分析库

		/// <summary>
		/// 帧分析库
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct PACKET_INFO
		{
			/// <summary>
			/// packet type
			/// 0:  file head
			/// 1:  video I frame
			/// 2:  video B frame
			/// 3:  video P frame
			/// 10: audio frame
			/// 11: private frame only for PS
			/// </summary>
			public int nPacketType;
			///<summary>
			///</summary>
			// [System.Runtime.InteropServices.MarshalAsAttribute(System.Runtime.InteropServices.UnmanagedType.LPStr)]  
			public IntPtr pPacketBuffer;
			/// <summary>
			/// 
			/// </summary>
			public uint dwPacketSize;
			/// <summary>
			/// 
			/// </summary>
			public int nYear;
			/// <summary>
			/// 
			/// </summary>
			public int nMonth;
			/// <summary>
			/// 
			/// </summary>
			public int nDay;
			/// <summary>
			/// 
			/// </summary>
			public int nHour;
			/// <summary>
			/// 
			/// </summary>
			public int nMinute;
			/// <summary>
			/// 
			/// </summary>
			public int nSecond;
			/// <summary>
			/// 
			/// </summary>
			public uint dwTimeStamp;
		}

		/// <summary>
		/// get a empty port number
		/// </summary>
		/// <returns>
		/// 0 - 499 : empty port number
		/// -1      : server is full 
		/// </returns>
		[DllImport("AnalyzeData.dll")]
		public static extern int AnalyzeDataGetSafeHandle();

		/// <summary>
		/// open standard stream data for analyzing
		/// </summary>
		/// <param name="iHandle">working port number</param>
		/// <param name="pFileHead">pointer to file header or info header</param>
		/// <returns></returns>
		[DllImport("AnalyzeData.dll")]
		public static extern bool AnalyzeDataOpenStreamEx(int iHandle, byte[] pFileHead);

		/// <summary>
		/// close analyzing
		/// </summary>
		/// <param name="iHandle"> working port number</param>
		/// <returns></returns>
		[DllImport("AnalyzeData.dll")]
		public static extern bool AnalyzeDataClose(int iHandle);

		/// <summary>
		/// input stream data
		/// </summary>
		/// <param name="iHandle">working port number</param>
		/// <param name="pBuffer">data pointer</param>
		/// <param name="uiSize">data size</param>
		/// <returns></returns>
		[DllImport("AnalyzeData.dll")]
		public static extern bool AnalyzeDataInputData(int iHandle, IntPtr pBuffer, uint uiSize); //byte []

		/// <summary>
		/// get analyzed packet
		/// </summary>
		/// <param name="iHandle">working port number</param>
		/// <param name="pPacketInfo">returned structure 要把pPacketInfo转换成PACKET_INFO结构</param>
		/// <returns>
		///-1 : error
		/// 0 : succeed
		/// 1 : failed
		/// 2 : file end (only in file mode)
		///</returns>
		[DllImport("AnalyzeData.dll")]
		public static extern int AnalyzeDataGetPacket(int iHandle, ref PACKET_INFO pPacketInfo);  //

		/// <summary>
		/// get remain data from input buffer
		/// </summary>
		/// <param name="iHandle">working port number</param>
		/// <param name="pBuffer">pointer to the mem which stored remain data</param>
		/// <param name="uiSize">size of remain data  </param>
		/// <returns></returns>
		[DllImport("AnalyzeData.dll")]
		public static extern bool AnalyzeDataGetTail(int iHandle, ref IntPtr pBuffer, ref uint uiSize);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="iHandle"></param>
		/// <returns></returns>
		[DllImport("AnalyzeData.dll")]
		public static extern uint AnalyzeDataGetLastError(int iHandle);

		#endregion


		#region 录像库
		/// <summary>
		/// 数据头
		/// </summary>
		public const int DATASTREAM_HEAD = 0;
		/// <summary>
		/// 字节数据
		/// </summary>
		public const int DATASTREAM_BITBLOCK = 1;
		/// <summary>
		/// 关键帧数据
		/// </summary>
		public const int DATASTREAM_KEYFRAME = 2;
		/// <summary>
		/// 非关键帧数据
		/// </summary>
		public const int DATASTREAM_NORMALFRAME = 3;

		/// <summary>
		/// 
		/// </summary>
		public const int MESSAGEVALUE_DISKFULL = 0x01;
		/// <summary>
		/// 
		/// </summary>
		public const int MESSAGEVALUE_SWITCHDISK = 0x02;
		/// <summary>
		/// 
		/// </summary>
		public const int MESSAGEVALUE_CREATEFILE = 0x03;
		/// <summary>
		/// 
		/// </summary>
		public const int MESSAGEVALUE_DELETEFILE = 0x04;
		/// <summary>
		/// 
		/// </summary>
		public const int MESSAGEVALUE_SWITCHFILE = 0x05;

		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct STOREINFO
		{
			/// <summary>
			/// 
			/// </summary>
			public int iMaxChannels;
			/// <summary>
			/// 
			/// </summary>
			public int iDiskGroup;
			/// <summary>
			/// 
			/// </summary>
			public int iStreamType;
			/// <summary>
			/// 
			/// </summary>
			public bool bAnalyze;
			/// <summary>
			/// 
			/// </summary>
			public bool bCycWrite;
			/// <summary>
			/// 
			/// </summary>
			public uint uiFileSize;
			/// <summary>
			/// 
			/// </summary>
			public CALLBACKFUN_MESSAGE funCallback;
		}
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct CREATEFILE_INFO
		{
			/// <summary>
			/// 
			/// </summary>
			public int iHandle;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string strCameraid;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string strFileName;
			/// <summary>
			/// 
			/// </summary>
			public BLOCKTIME tFileCreateTime;
		}
		/// <summary>
		/// 
		/// </summary>
		[StructLayoutAttribute(LayoutKind.Sequential)]
		public struct CLOSEFILE_INFO
		{
			/// <summary>
			/// 
			/// </summary>
			public int iHandle;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string strCameraid;
			/// <summary>
			/// 
			/// </summary>
			[MarshalAsAttribute(UnmanagedType.ByValTStr, SizeConst = 128)]
			public string strFileName;
			/// <summary>
			/// 
			/// </summary>
			public BLOCKTIME tFileSwitchTime;
		}


		/// <summary>
		/// 
		/// </summary>
		/// <param name="iMessageType"></param>
		/// <param name="pBuf"></param>
		/// <param name="iBufLen"></param>
		/// <returns></returns>
		public delegate int CALLBACKFUN_MESSAGE(int iMessageType, System.IntPtr pBuf, int iBufLen);

		/// <summary>
		/// 
		/// </summary>
		/// <param name="struStoreInfo"></param>
		/// <returns></returns>
		[DllImport("RecordDLL.dll")]
		public static extern int Initialize(STOREINFO struStoreInfo);
		/// <summary>
		/// 
		/// </summary>
		/// <returns></returns>
		[DllImport("RecordDLL.dll")]
		public static extern int Release();
		/// <summary>
		/// 
		/// </summary>
		/// <param name="strCameraid"></param>
		/// <param name="pHead"></param>
		/// <param name="dwHeadLength"></param>
		/// <returns></returns>
		[DllImport("RecordDLL.dll")]
		public static extern int OpenChannelRecord(string strCameraid, IntPtr pHead, uint dwHeadLength);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="iRecordHandle"></param>
		/// <returns></returns>
		[DllImport("RecordDLL.dll")]
		public static extern bool CloseChannelRecord(int iRecordHandle);
		/// <summary>
		/// 
		/// </summary>
		/// <param name="iHandle"></param>
		/// <param name="iDataType"></param>
		/// <param name="pBuf"></param>
		/// <param name="uiSize"></param>
		/// <returns></returns>
		[DllImport("RecordDLL.dll")]
		public static extern int GetData(int iHandle, int iDataType, IntPtr pBuf, uint uiSize);

		#endregion
	}
}